21886678

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{347}}^1$

素因数の和:468

約数の個数: 32

約数和(自身を含む): 37283328

約数和(自身を除く): 15396650

約数列:

[1, 2, 11, 22, 47, 61, 94, 122, 347, 517, 671, 694, 1034, 1342, 2867, 3817, 5734, 7634, 16309, 21167, 31537, 32618, 42334, 63074, 179399, 232837, 358798, 465674, 994849, 1989698, 10943339, 21886678]

約数ペア:

[(1, 21886678), (2, 10943339), (11, 1989698), (22, 994849), (47, 465674), (61, 358798), (94, 232837), (122, 179399), (347, 63074), (517, 42334), (671, 32618), (694, 31537), (1034, 21167), (1342, 16309), (2867, 7634), (3817, 5734)]