21083030

素因数分解:

$2^1\times 5^1\times {\mathrm{1451}}^1\times {\mathrm{1453}}^1$

素因数の和:2911

約数の個数: 16

約数和(自身を含む): 38001744

約数和(自身を除く): 16918714

約数列:

[1, 2, 5, 10, 1451, 1453, 2902, 2906, 7255, 7265, 14510, 14530, 2108303, 4216606, 10541515, 21083030]

約数ペア:

[(1, 21083030), (2, 10541515), (5, 4216606), (10, 2108303), (1451, 14530), (1453, 14510), (2902, 7265), (2906, 7255)]