21627914

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{20063}}^1$

素因数の和:20090

約数の個数: 24

約数和(自身を含む): 41171328

約数和(自身を除く): 19543414

約数列:

[1, 2, 7, 11, 14, 22, 49, 77, 98, 154, 539, 1078, 20063, 40126, 140441, 220693, 280882, 441386, 983087, 1544851, 1966174, 3089702, 10813957, 21627914]

約数ペア:

[(1, 21627914), (2, 10813957), (7, 3089702), (11, 1966174), (14, 1544851), (22, 983087), (49, 441386), (77, 280882), (98, 220693), (154, 140441), (539, 40126), (1078, 20063)]