21911400

素因数分解:

$2^3\times 3^2\times 5^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:113

約数の個数: 288

約数和(自身を含む): 88208640

約数和(自身を除く): 66297240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 25, 28, 30, 35, 36, 37, 40, 42, 45, 47, 50, 56, 60, 63, 70, 72, 74, 75, 84, 90, 94, 100, 105, 111, 120, 126, 140, 141, 148, 150, 168, 175, 180, 185, 188, 200, 210, 222, 225, 235, 252, 259, 280, 282, 296, 300, 315, 329, 333, 350, 360, 370, 376, 420, 423, 444, 450, 470, 504, 518, 525, 555, 564, 600, 630, 658, 666, 700, 705, 740, 777, 840, 846, 888, 900, 925, 940, 987, 1036, 1050, 1110, 1128, 1175, 1260, 1295, 1316, 1332, 1400, 1410, 1480, 1554, 1575, 1645, 1665, 1692, 1739, 1800, 1850, 1880, 1974, 2072, 2100, 2115, 2220, 2331, 2350, 2520, 2590, 2632, 2664, 2775, 2820, 2961, 3108, 3150, 3290, 3330, 3384, 3478, 3525, 3700, 3885, 3948, 4200, 4230, 4440, 4662, 4700, 4935, 5180, 5217, 5550, 5640, 5922, 6216, 6300, 6475, 6580, 6660, 6956, 7050, 7400, 7770, 7896, 8225, 8325, 8460, 8695, 9324, 9400, 9870, 10360, 10434, 10575, 11100, 11655, 11844, 12173, 12600, 12950, 13160, 13320, 13912, 14100, 14805, 15540, 15651, 16450, 16650, 16920, 17390, 18648, 19425, 19740, 20868, 21150, 22200, 23310, 23688, 24346, 24675, 25900, 26085, 28200, 29610, 31080, 31302, 32900, 33300, 34780, 36519, 38850, 39480, 41736, 42300, 43475, 46620, 48692, 49350, 51800, 52170, 58275, 59220, 60865, 62604, 65800, 66600, 69560, 73038, 74025, 77700, 78255, 84600, 86950, 93240, 97384, 98700, 104340, 109557, 116550, 118440, 121730, 125208, 130425, 146076, 148050, 155400, 156510, 173900, 182595, 197400, 208680, 219114, 233100, 243460, 260850, 292152, 296100, 304325, 313020, 347800, 365190, 391275, 438228, 466200, 486920, 521700, 547785, 592200, 608650, 626040, 730380, 782550, 876456, 912975, 1043400, 1095570, 1217300, 1460760, 1565100, 1825950, 2191140, 2434600, 2738925, 3130200, 3651900, 4382280, 5477850, 7303800, 10955700, 21911400]

約数ペア:

[(1, 21911400), (2, 10955700), (3, 7303800), (4, 5477850), (5, 4382280), (6, 3651900), (7, 3130200), (8, 2738925), (9, 2434600), (10, 2191140), (12, 1825950), (14, 1565100), (15, 1460760), (18, 1217300), (20, 1095570), (21, 1043400), (24, 912975), (25, 876456), (28, 782550), (30, 730380), (35, 626040), (36, 608650), (37, 592200), (40, 547785), (42, 521700), (45, 486920), (47, 466200), (50, 438228), (56, 391275), (60, 365190), (63, 347800), (70, 313020), (72, 304325), (74, 296100), (75, 292152), (84, 260850), (90, 243460), (94, 233100), (100, 219114), (105, 208680), (111, 197400), (120, 182595), (126, 173900), (140, 156510), (141, 155400), (148, 148050), (150, 146076), (168, 130425), (175, 125208), (180, 121730), (185, 118440), (188, 116550), (200, 109557), (210, 104340), (222, 98700), (225, 97384), (235, 93240), (252, 86950), (259, 84600), (280, 78255), (282, 77700), (296, 74025), (300, 73038), (315, 69560), (329, 66600), (333, 65800), (350, 62604), (360, 60865), (370, 59220), (376, 58275), (420, 52170), (423, 51800), (444, 49350), (450, 48692), (470, 46620), (504, 43475), (518, 42300), (525, 41736), (555, 39480), (564, 38850), (600, 36519), (630, 34780), (658, 33300), (666, 32900), (700, 31302), (705, 31080), (740, 29610), (777, 28200), (840, 26085), (846, 25900), (888, 24675), (900, 24346), (925, 23688), (940, 23310), (987, 22200), (1036, 21150), (1050, 20868), (1110, 19740), (1128, 19425), (1175, 18648), (1260, 17390), (1295, 16920), (1316, 16650), (1332, 16450), (1400, 15651), (1410, 15540), (1480, 14805), (1554, 14100), (1575, 13912), (1645, 13320), (1665, 13160), (1692, 12950), (1739, 12600), (1800, 12173), (1850, 11844), (1880, 11655), (1974, 11100), (2072, 10575), (2100, 10434), (2115, 10360), (2220, 9870), (2331, 9400), (2350, 9324), (2520, 8695), (2590, 8460), (2632, 8325), (2664, 8225), (2775, 7896), (2820, 7770), (2961, 7400), (3108, 7050), (3150, 6956), (3290, 6660), (3330, 6580), (3384, 6475), (3478, 6300), (3525, 6216), (3700, 5922), (3885, 5640), (3948, 5550), (4200, 5217), (4230, 5180), (4440, 4935), (4662, 4700)]