21523862

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{239}}^1\times {\mathrm{1217}}^1$

素因数の和:1495

約数の個数: 16

約数和(自身を含む): 33324480

約数和(自身を除く): 11800618

約数列:

[1, 2, 37, 74, 239, 478, 1217, 2434, 8843, 17686, 45029, 90058, 290863, 581726, 10761931, 21523862]

約数ペア:

[(1, 21523862), (2, 10761931), (37, 581726), (74, 290863), (239, 90058), (478, 45029), (1217, 17686), (2434, 8843)]