21029756

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{16481}}^1$

素因数の和:16525

約数の個数: 24

約数和(自身を含む): 41534640

約数和(自身を除く): 20504884

約数列:

[1, 2, 4, 11, 22, 29, 44, 58, 116, 319, 638, 1276, 16481, 32962, 65924, 181291, 362582, 477949, 725164, 955898, 1911796, 5257439, 10514878, 21029756]

約数ペア:

[(1, 21029756), (2, 10514878), (4, 5257439), (11, 1911796), (22, 955898), (29, 725164), (44, 477949), (58, 362582), (116, 181291), (319, 65924), (638, 32962), (1276, 16481)]