21013584

素因数分解:

$2^4\times 3^1\times {\mathrm{43}}^1\times {\mathrm{10181}}^1$

素因数の和:10235

約数の個数: 40

約数和(自身を含む): 55552992

約数和(自身を除く): 34539408

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 43, 48, 86, 129, 172, 258, 344, 516, 688, 1032, 2064, 10181, 20362, 30543, 40724, 61086, 81448, 122172, 162896, 244344, 437783, 488688, 875566, 1313349, 1751132, 2626698, 3502264, 5253396, 7004528, 10506792, 21013584]

約数ペア:

[(1, 21013584), (2, 10506792), (3, 7004528), (4, 5253396), (6, 3502264), (8, 2626698), (12, 1751132), (16, 1313349), (24, 875566), (43, 488688), (48, 437783), (86, 244344), (129, 162896), (172, 122172), (258, 81448), (344, 61086), (516, 40724), (688, 30543), (1032, 20362), (2064, 10181)]