21738928

素因数分解:

$2^4\times {\mathrm{283}}^1\times {\mathrm{4801}}^1$

素因数の和:5092

約数の個数: 20

約数和(自身を含む): 42276808

約数和(自身を除く): 20537880

約数列:

[1, 2, 4, 8, 16, 283, 566, 1132, 2264, 4528, 4801, 9602, 19204, 38408, 76816, 1358683, 2717366, 5434732, 10869464, 21738928]

約数ペア:

[(1, 21738928), (2, 10869464), (4, 5434732), (8, 2717366), (16, 1358683), (283, 76816), (566, 38408), (1132, 19204), (2264, 9602), (4528, 4801)]