21328500

素因数分解:

$2^2\times 3^1\times 5^3\times {\mathrm{59}}^1\times {\mathrm{241}}^1$

素因数の和:322

約数の個数: 96

約数和(自身を含む): 63423360

約数和(自身を除く): 42094860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 59, 60, 75, 100, 118, 125, 150, 177, 236, 241, 250, 295, 300, 354, 375, 482, 500, 590, 708, 723, 750, 885, 964, 1180, 1205, 1446, 1475, 1500, 1770, 2410, 2892, 2950, 3540, 3615, 4425, 4820, 5900, 6025, 7230, 7375, 8850, 12050, 14219, 14460, 14750, 17700, 18075, 22125, 24100, 28438, 29500, 30125, 36150, 42657, 44250, 56876, 60250, 71095, 72300, 85314, 88500, 90375, 120500, 142190, 170628, 180750, 213285, 284380, 355475, 361500, 426570, 710950, 853140, 1066425, 1421900, 1777375, 2132850, 3554750, 4265700, 5332125, 7109500, 10664250, 21328500]

約数ペア:

[(1, 21328500), (2, 10664250), (3, 7109500), (4, 5332125), (5, 4265700), (6, 3554750), (10, 2132850), (12, 1777375), (15, 1421900), (20, 1066425), (25, 853140), (30, 710950), (50, 426570), (59, 361500), (60, 355475), (75, 284380), (100, 213285), (118, 180750), (125, 170628), (150, 142190), (177, 120500), (236, 90375), (241, 88500), (250, 85314), (295, 72300), (300, 71095), (354, 60250), (375, 56876), (482, 44250), (500, 42657), (590, 36150), (708, 30125), (723, 29500), (750, 28438), (885, 24100), (964, 22125), (1180, 18075), (1205, 17700), (1446, 14750), (1475, 14460), (1500, 14219), (1770, 12050), (2410, 8850), (2892, 7375), (2950, 7230), (3540, 6025), (3615, 5900), (4425, 4820)]