21887242

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{17911}}^1$

素因数の和:17973

約数の個数: 16

約数和(自身を含む): 36110592

約数和(自身を除く): 14223350

約数列:

[1, 2, 13, 26, 47, 94, 611, 1222, 17911, 35822, 232843, 465686, 841817, 1683634, 10943621, 21887242]

約数ペア:

[(1, 21887242), (2, 10943621), (13, 1683634), (26, 841817), (47, 465686), (94, 232843), (611, 35822), (1222, 17911)]