21732238

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{51991}}^1$

素因数の和:52023

約数の個数: 16

約数和(自身を含む): 37434240

約数和(自身を除く): 15702002

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 51991, 103982, 571901, 987829, 1143802, 1975658, 10866119, 21732238]

約数ペア:

[(1, 21732238), (2, 10866119), (11, 1975658), (19, 1143802), (22, 987829), (38, 571901), (209, 103982), (418, 51991)]