15191421

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{6079}}^1$

素因数の和:6113

約数の個数: 24

約数和(自身を含む): 24952320

約数和(自身を除く): 9760899

約数列:

[1, 3, 7, 17, 21, 49, 51, 119, 147, 357, 833, 2499, 6079, 18237, 42553, 103343, 127659, 297871, 310029, 723401, 893613, 2170203, 5063807, 15191421]

約数ペア:

[(1, 15191421), (3, 5063807), (7, 2170203), (17, 893613), (21, 723401), (49, 310029), (51, 297871), (119, 127659), (147, 103343), (357, 42553), (833, 18237), (2499, 6079)]