21906670

素因数分解:

$2^1\times 5^1\times {\mathrm{751}}^1\times {\mathrm{2917}}^1$

素因数の和:3675

約数の個数: 16

約数和(自身を含む): 39498048

約数和(自身を除く): 17591378

約数列:

[1, 2, 5, 10, 751, 1502, 2917, 3755, 5834, 7510, 14585, 29170, 2190667, 4381334, 10953335, 21906670]

約数ペア:

[(1, 21906670), (2, 10953335), (5, 4381334), (10, 2190667), (751, 29170), (1502, 14585), (2917, 7510), (3755, 5834)]