21948476

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{167}}^1$

素因数の和:314

約数の個数: 48

約数和(自身を含む): 44029440

約数和(自身を除く): 22080964

約数列:

[1, 2, 4, 11, 22, 29, 44, 58, 103, 116, 167, 206, 319, 334, 412, 638, 668, 1133, 1276, 1837, 2266, 2987, 3674, 4532, 4843, 5974, 7348, 9686, 11948, 17201, 19372, 32857, 34402, 53273, 65714, 68804, 106546, 131428, 189211, 213092, 378422, 498829, 756844, 997658, 1995316, 5487119, 10974238, 21948476]

約数ペア:

[(1, 21948476), (2, 10974238), (4, 5487119), (11, 1995316), (22, 997658), (29, 756844), (44, 498829), (58, 378422), (103, 213092), (116, 189211), (167, 131428), (206, 106546), (319, 68804), (334, 65714), (412, 53273), (638, 34402), (668, 32857), (1133, 19372), (1276, 17201), (1837, 11948), (2266, 9686), (2987, 7348), (3674, 5974), (4532, 4843)]