21625834321

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{1031}}^1\times {\mathrm{230501}}^1$

素因数の和:231552

約数の個数: 16

約数和(自身を含む): 26642343168

約数和(自身を除く): 5016508847

約数列:

[1, 7, 13, 91, 1031, 7217, 13403, 93821, 230501, 1613507, 2996513, 20975591, 237646531, 1663525717, 3089404903, 21625834321]

約数ペア:

[(1, 21625834321), (7, 3089404903), (13, 1663525717), (91, 237646531), (1031, 20975591), (7217, 2996513), (13403, 1613507), (93821, 230501)]