21099360

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{113}}^1\times {\mathrm{389}}^1$

素因数の和:520

約数の個数: 96

約数和(自身を含む): 67223520

約数和(自身を除く): 46124160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 113, 120, 160, 226, 240, 339, 389, 452, 480, 565, 678, 778, 904, 1130, 1167, 1356, 1556, 1695, 1808, 1945, 2260, 2334, 2712, 3112, 3390, 3616, 3890, 4520, 4668, 5424, 5835, 6224, 6780, 7780, 9040, 9336, 10848, 11670, 12448, 13560, 15560, 18080, 18672, 23340, 27120, 31120, 37344, 43957, 46680, 54240, 62240, 87914, 93360, 131871, 175828, 186720, 219785, 263742, 351656, 439570, 527484, 659355, 703312, 879140, 1054968, 1318710, 1406624, 1758280, 2109936, 2637420, 3516560, 4219872, 5274840, 7033120, 10549680, 21099360]

約数ペア:

[(1, 21099360), (2, 10549680), (3, 7033120), (4, 5274840), (5, 4219872), (6, 3516560), (8, 2637420), (10, 2109936), (12, 1758280), (15, 1406624), (16, 1318710), (20, 1054968), (24, 879140), (30, 703312), (32, 659355), (40, 527484), (48, 439570), (60, 351656), (80, 263742), (96, 219785), (113, 186720), (120, 175828), (160, 131871), (226, 93360), (240, 87914), (339, 62240), (389, 54240), (452, 46680), (480, 43957), (565, 37344), (678, 31120), (778, 27120), (904, 23340), (1130, 18672), (1167, 18080), (1356, 15560), (1556, 13560), (1695, 12448), (1808, 11670), (1945, 10848), (2260, 9336), (2334, 9040), (2712, 7780), (3112, 6780), (3390, 6224), (3616, 5835), (3890, 5424), (4520, 4668)]