21112200

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{37}}^1\times {\mathrm{317}}^1$

素因数の和:376

約数の個数: 144

約数和(自身を含む): 73047780

約数和(自身を除く): 51935580

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 37, 40, 45, 50, 60, 72, 74, 75, 90, 100, 111, 120, 148, 150, 180, 185, 200, 222, 225, 296, 300, 317, 333, 360, 370, 444, 450, 555, 600, 634, 666, 740, 888, 900, 925, 951, 1110, 1268, 1332, 1480, 1585, 1665, 1800, 1850, 1902, 2220, 2536, 2664, 2775, 2853, 3170, 3330, 3700, 3804, 4440, 4755, 5550, 5706, 6340, 6660, 7400, 7608, 7925, 8325, 9510, 11100, 11412, 11729, 12680, 13320, 14265, 15850, 16650, 19020, 22200, 22824, 23458, 23775, 28530, 31700, 33300, 35187, 38040, 46916, 47550, 57060, 58645, 63400, 66600, 70374, 71325, 93832, 95100, 105561, 114120, 117290, 140748, 142650, 175935, 190200, 211122, 234580, 281496, 285300, 293225, 351870, 422244, 469160, 527805, 570600, 586450, 703740, 844488, 879675, 1055610, 1172900, 1407480, 1759350, 2111220, 2345800, 2639025, 3518700, 4222440, 5278050, 7037400, 10556100, 21112200]

約数ペア:

[(1, 21112200), (2, 10556100), (3, 7037400), (4, 5278050), (5, 4222440), (6, 3518700), (8, 2639025), (9, 2345800), (10, 2111220), (12, 1759350), (15, 1407480), (18, 1172900), (20, 1055610), (24, 879675), (25, 844488), (30, 703740), (36, 586450), (37, 570600), (40, 527805), (45, 469160), (50, 422244), (60, 351870), (72, 293225), (74, 285300), (75, 281496), (90, 234580), (100, 211122), (111, 190200), (120, 175935), (148, 142650), (150, 140748), (180, 117290), (185, 114120), (200, 105561), (222, 95100), (225, 93832), (296, 71325), (300, 70374), (317, 66600), (333, 63400), (360, 58645), (370, 57060), (444, 47550), (450, 46916), (555, 38040), (600, 35187), (634, 33300), (666, 31700), (740, 28530), (888, 23775), (900, 23458), (925, 22824), (951, 22200), (1110, 19020), (1268, 16650), (1332, 15850), (1480, 14265), (1585, 13320), (1665, 12680), (1800, 11729), (1850, 11412), (1902, 11100), (2220, 9510), (2536, 8325), (2664, 7925), (2775, 7608), (2853, 7400), (3170, 6660), (3330, 6340), (3700, 5706), (3804, 5550), (4440, 4755)]