21546832

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{25409}}^1$

素因数の和:25470

約数の個数: 20

約数和(自身を含む): 42536340

約数和(自身を除く): 20989508

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 25409, 50818, 101636, 203272, 406544, 1346677, 2693354, 5386708, 10773416, 21546832]

約数ペア:

[(1, 21546832), (2, 10773416), (4, 5386708), (8, 2693354), (16, 1346677), (53, 406544), (106, 203272), (212, 101636), (424, 50818), (848, 25409)]