21529712

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{17033}}^1$

素因数の和:17120

約数の個数: 20

約数和(自身を含む): 42244320

約数和(自身を除く): 20714608

約数列:

[1, 2, 4, 8, 16, 79, 158, 316, 632, 1264, 17033, 34066, 68132, 136264, 272528, 1345607, 2691214, 5382428, 10764856, 21529712]

約数ペア:

[(1, 21529712), (2, 10764856), (4, 5382428), (8, 2691214), (16, 1345607), (79, 272528), (158, 136264), (316, 68132), (632, 34066), (1264, 17033)]