21726056

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{1033}}^1$

素因数の和:1289

約数の個数: 32

約数和(自身を含む): 44668800

約数和(自身を除く): 22942744

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 239, 478, 956, 1033, 1912, 2066, 2629, 4132, 5258, 8264, 10516, 11363, 21032, 22726, 45452, 90904, 246887, 493774, 987548, 1975096, 2715757, 5431514, 10863028, 21726056]

約数ペア:

[(1, 21726056), (2, 10863028), (4, 5431514), (8, 2715757), (11, 1975096), (22, 987548), (44, 493774), (88, 246887), (239, 90904), (478, 45452), (956, 22726), (1033, 21032), (1912, 11363), (2066, 10516), (2629, 8264), (4132, 5258)]