21253672

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{14207}}^1$

素因数の和:14241

約数の個数: 32

約数和(自身を含む): 46033920

約数和(自身を除く): 24780248

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 68, 88, 136, 187, 374, 748, 1496, 14207, 28414, 56828, 113656, 156277, 241519, 312554, 483038, 625108, 966076, 1250216, 1932152, 2656709, 5313418, 10626836, 21253672]

約数ペア:

[(1, 21253672), (2, 10626836), (4, 5313418), (8, 2656709), (11, 1932152), (17, 1250216), (22, 966076), (34, 625108), (44, 483038), (68, 312554), (88, 241519), (136, 156277), (187, 113656), (374, 56828), (748, 28414), (1496, 14207)]