21937378

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{15737}}^1$

素因数の和:15797

約数の個数: 16

約数和(自身を含む): 35693784

約数和(自身を除く): 13756406

約数列:

[1, 2, 17, 34, 41, 82, 697, 1394, 15737, 31474, 267529, 535058, 645217, 1290434, 10968689, 21937378]

約数ペア:

[(1, 21937378), (2, 10968689), (17, 1290434), (34, 645217), (41, 535058), (82, 267529), (697, 31474), (1394, 15737)]