21000659386

素因数分解:

$2^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{6608137}}^1$

素因数の和:6608373

約数の個数: 16

約数和(自身を含む): 36159731136

約数和(自身を除く): 15159071750

約数列:

[1, 2, 7, 14, 227, 454, 1589, 3178, 6608137, 13216274, 46256959, 92513918, 1500047099, 3000094198, 10500329693, 21000659386]

約数ペア:

[(1, 21000659386), (2, 10500329693), (7, 3000094198), (14, 1500047099), (227, 92513918), (454, 46256959), (1589, 13216274), (3178, 6608137)]