21760664

素因数分解:

$2^3\times {\mathrm{379}}^1\times {\mathrm{7177}}^1$

素因数の和:7562

約数の個数: 16

約数和(自身を含む): 40914600

約数和(自身を除く): 19153936

約数列:

[1, 2, 4, 8, 379, 758, 1516, 3032, 7177, 14354, 28708, 57416, 2720083, 5440166, 10880332, 21760664]

約数ペア:

[(1, 21760664), (2, 10880332), (4, 5440166), (8, 2720083), (379, 57416), (758, 28708), (1516, 14354), (3032, 7177)]