21159056

素因数分解:

$2^4\times {\mathrm{919}}^1\times {\mathrm{1439}}^1$

素因数の和:2366

約数の個数: 20

約数和(自身を含む): 41068800

約数和(自身を除く): 19909744

約数列:

[1, 2, 4, 8, 16, 919, 1439, 1838, 2878, 3676, 5756, 7352, 11512, 14704, 23024, 1322441, 2644882, 5289764, 10579528, 21159056]

約数ペア:

[(1, 21159056), (2, 10579528), (4, 5289764), (8, 2644882), (16, 1322441), (919, 23024), (1439, 14704), (1838, 11512), (2878, 7352), (3676, 5756)]