21175632

素因数分解:

$2^4\times 3^2\times {\mathrm{307}}^1\times {\mathrm{479}}^1$

素因数の和:800

約数の個数: 60

約数和(自身を含む): 59579520

約数和(自身を除く): 38403888

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 307, 479, 614, 921, 958, 1228, 1437, 1842, 1916, 2456, 2763, 2874, 3684, 3832, 4311, 4912, 5526, 5748, 7368, 7664, 8622, 11052, 11496, 14736, 17244, 22104, 22992, 34488, 44208, 68976, 147053, 294106, 441159, 588212, 882318, 1176424, 1323477, 1764636, 2352848, 2646954, 3529272, 5293908, 7058544, 10587816, 21175632]

約数ペア:

[(1, 21175632), (2, 10587816), (3, 7058544), (4, 5293908), (6, 3529272), (8, 2646954), (9, 2352848), (12, 1764636), (16, 1323477), (18, 1176424), (24, 882318), (36, 588212), (48, 441159), (72, 294106), (144, 147053), (307, 68976), (479, 44208), (614, 34488), (921, 22992), (958, 22104), (1228, 17244), (1437, 14736), (1842, 11496), (1916, 11052), (2456, 8622), (2763, 7664), (2874, 7368), (3684, 5748), (3832, 5526), (4311, 4912)]