21665496

素因数分解:

$2^3\times 3^1\times {\mathrm{47}}^1\times {\mathrm{19207}}^1$

素因数の和:19263

約数の個数: 32

約数和(自身を含む): 55319040

約数和(自身を除く): 33653544

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 47, 94, 141, 188, 282, 376, 564, 1128, 19207, 38414, 57621, 76828, 115242, 153656, 230484, 460968, 902729, 1805458, 2708187, 3610916, 5416374, 7221832, 10832748, 21665496]

約数ペア:

[(1, 21665496), (2, 10832748), (3, 7221832), (4, 5416374), (6, 3610916), (8, 2708187), (12, 1805458), (24, 902729), (47, 460968), (94, 230484), (141, 153656), (188, 115242), (282, 76828), (376, 57621), (564, 38414), (1128, 19207)]