21670608

素因数分解:

$2^4\times 3^1\times {\mathrm{239}}^1\times {\mathrm{1889}}^1$

素因数の和:2139

約数の個数: 40

約数和(自身を含む): 56246400

約数和(自身を除く): 34575792

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 239, 478, 717, 956, 1434, 1889, 1912, 2868, 3778, 3824, 5667, 5736, 7556, 11334, 11472, 15112, 22668, 30224, 45336, 90672, 451471, 902942, 1354413, 1805884, 2708826, 3611768, 5417652, 7223536, 10835304, 21670608]

約数ペア:

[(1, 21670608), (2, 10835304), (3, 7223536), (4, 5417652), (6, 3611768), (8, 2708826), (12, 1805884), (16, 1354413), (24, 902942), (48, 451471), (239, 90672), (478, 45336), (717, 30224), (956, 22668), (1434, 15112), (1889, 11472), (1912, 11334), (2868, 7556), (3778, 5736), (3824, 5667)]