21853260

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{283}}^1$

素因数の和:325

約数の個数: 192

約数和(自身を含む): 80156160

約数和(自身を除く): 58302900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 13, 15, 18, 20, 22, 26, 27, 30, 33, 36, 39, 44, 45, 52, 54, 55, 60, 65, 66, 78, 90, 99, 108, 110, 117, 130, 132, 135, 143, 156, 165, 180, 195, 198, 220, 234, 260, 270, 283, 286, 297, 330, 351, 390, 396, 429, 468, 495, 540, 566, 572, 585, 594, 660, 702, 715, 780, 849, 858, 990, 1132, 1170, 1188, 1287, 1404, 1415, 1430, 1485, 1698, 1716, 1755, 1980, 2145, 2340, 2547, 2574, 2830, 2860, 2970, 3113, 3396, 3510, 3679, 3861, 4245, 4290, 5094, 5148, 5660, 5940, 6226, 6435, 7020, 7358, 7641, 7722, 8490, 8580, 9339, 10188, 11037, 12452, 12735, 12870, 14716, 15282, 15444, 15565, 16980, 18395, 18678, 19305, 22074, 25470, 25740, 28017, 30564, 31130, 33111, 36790, 37356, 38205, 38610, 40469, 44148, 46695, 50940, 55185, 56034, 62260, 66222, 73580, 76410, 77220, 80938, 84051, 93390, 99333, 110370, 112068, 121407, 132444, 140085, 152820, 161876, 165555, 168102, 186780, 198666, 202345, 220740, 242814, 280170, 331110, 336204, 364221, 397332, 404690, 420255, 485628, 496665, 560340, 607035, 662220, 728442, 809380, 840510, 993330, 1092663, 1214070, 1456884, 1681020, 1821105, 1986660, 2185326, 2428140, 3642210, 4370652, 5463315, 7284420, 10926630, 21853260]

約数ペア:

[(1, 21853260), (2, 10926630), (3, 7284420), (4, 5463315), (5, 4370652), (6, 3642210), (9, 2428140), (10, 2185326), (11, 1986660), (12, 1821105), (13, 1681020), (15, 1456884), (18, 1214070), (20, 1092663), (22, 993330), (26, 840510), (27, 809380), (30, 728442), (33, 662220), (36, 607035), (39, 560340), (44, 496665), (45, 485628), (52, 420255), (54, 404690), (55, 397332), (60, 364221), (65, 336204), (66, 331110), (78, 280170), (90, 242814), (99, 220740), (108, 202345), (110, 198666), (117, 186780), (130, 168102), (132, 165555), (135, 161876), (143, 152820), (156, 140085), (165, 132444), (180, 121407), (195, 112068), (198, 110370), (220, 99333), (234, 93390), (260, 84051), (270, 80938), (283, 77220), (286, 76410), (297, 73580), (330, 66222), (351, 62260), (390, 56034), (396, 55185), (429, 50940), (468, 46695), (495, 44148), (540, 40469), (566, 38610), (572, 38205), (585, 37356), (594, 36790), (660, 33111), (702, 31130), (715, 30564), (780, 28017), (849, 25740), (858, 25470), (990, 22074), (1132, 19305), (1170, 18678), (1188, 18395), (1287, 16980), (1404, 15565), (1415, 15444), (1430, 15282), (1485, 14716), (1698, 12870), (1716, 12735), (1755, 12452), (1980, 11037), (2145, 10188), (2340, 9339), (2547, 8580), (2574, 8490), (2830, 7722), (2860, 7641), (2970, 7358), (3113, 7020), (3396, 6435), (3510, 6226), (3679, 5940), (3861, 5660), (4245, 5148), (4290, 5094)]