21082080

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{167}}^1\times {\mathrm{263}}^1$

素因数の和:448

約数の個数: 96

約数和(自身を含む): 67060224

約数和(自身を除く): 45978144

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 167, 240, 263, 334, 480, 501, 526, 668, 789, 835, 1002, 1052, 1315, 1336, 1578, 1670, 2004, 2104, 2505, 2630, 2672, 3156, 3340, 3945, 4008, 4208, 5010, 5260, 5344, 6312, 6680, 7890, 8016, 8416, 10020, 10520, 12624, 13360, 15780, 16032, 20040, 21040, 25248, 26720, 31560, 40080, 42080, 43921, 63120, 80160, 87842, 126240, 131763, 175684, 219605, 263526, 351368, 439210, 527052, 658815, 702736, 878420, 1054104, 1317630, 1405472, 1756840, 2108208, 2635260, 3513680, 4216416, 5270520, 7027360, 10541040, 21082080]

約数ペア:

[(1, 21082080), (2, 10541040), (3, 7027360), (4, 5270520), (5, 4216416), (6, 3513680), (8, 2635260), (10, 2108208), (12, 1756840), (15, 1405472), (16, 1317630), (20, 1054104), (24, 878420), (30, 702736), (32, 658815), (40, 527052), (48, 439210), (60, 351368), (80, 263526), (96, 219605), (120, 175684), (160, 131763), (167, 126240), (240, 87842), (263, 80160), (334, 63120), (480, 43921), (501, 42080), (526, 40080), (668, 31560), (789, 26720), (835, 25248), (1002, 21040), (1052, 20040), (1315, 16032), (1336, 15780), (1578, 13360), (1670, 12624), (2004, 10520), (2104, 10020), (2505, 8416), (2630, 8016), (2672, 7890), (3156, 6680), (3340, 6312), (3945, 5344), (4008, 5260), (4208, 5010)]