21935142

素因数分解:

$2^1\times 3^2\times {\mathrm{521}}^1\times {\mathrm{2339}}^1$

素因数の和:2868

約数の個数: 24

約数和(自身を含む): 47637720

約数和(自身を除く): 25702578

約数列:

[1, 2, 3, 6, 9, 18, 521, 1042, 1563, 2339, 3126, 4678, 4689, 7017, 9378, 14034, 21051, 42102, 1218619, 2437238, 3655857, 7311714, 10967571, 21935142]

約数ペア:

[(1, 21935142), (2, 10967571), (3, 7311714), (6, 3655857), (9, 2437238), (18, 1218619), (521, 42102), (1042, 21051), (1563, 14034), (2339, 9378), (3126, 7017), (4678, 4689)]