21641204

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{24481}}^1$

素因数の和:24515

約数の個数: 24

約数和(自身を含む): 43186248

約数和(自身を除く): 21545044

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 442, 884, 24481, 48962, 97924, 318253, 416177, 636506, 832354, 1273012, 1664708, 5410301, 10820602, 21641204]

約数ペア:

[(1, 21641204), (2, 10820602), (4, 5410301), (13, 1664708), (17, 1273012), (26, 832354), (34, 636506), (52, 416177), (68, 318253), (221, 97924), (442, 48962), (884, 24481)]