21761569372

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{97}}^1\times {\mathrm{194071}}^1$

素因数の和:194206

約数の個数: 36

約数和(自身を含む): 40871951344

約数和(自身を除く): 19110381972

約数列:

[1, 2, 4, 17, 34, 68, 97, 194, 289, 388, 578, 1156, 1649, 3298, 6596, 28033, 56066, 112132, 194071, 388142, 776284, 3299207, 6598414, 13196828, 18824887, 37649774, 56086519, 75299548, 112173038, 224346076, 320023079, 640046158, 1280092316, 5440392343, 10880784686, 21761569372]

約数ペア:

[(1, 21761569372), (2, 10880784686), (4, 5440392343), (17, 1280092316), (34, 640046158), (68, 320023079), (97, 224346076), (194, 112173038), (289, 75299548), (388, 56086519), (578, 37649774), (1156, 18824887), (1649, 13196828), (3298, 6598414), (6596, 3299207), (28033, 776284), (56066, 388142), (112132, 194071)]