21227832004

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{11867}}^1\times {\mathrm{23537}}^1$

素因数の和:35427

約数の個数: 24

約数和(自身を含む): 39108857760

約数和(自身を除く): 17881025756

約数列:

[1, 2, 4, 19, 38, 76, 11867, 23537, 23734, 47074, 47468, 94148, 225473, 447203, 450946, 894406, 901892, 1788812, 279313579, 558627158, 1117254316, 5306958001, 10613916002, 21227832004]

約数ペア:

[(1, 21227832004), (2, 10613916002), (4, 5306958001), (19, 1117254316), (38, 558627158), (76, 279313579), (11867, 1788812), (23537, 901892), (23734, 894406), (47074, 450946), (47468, 447203), (94148, 225473)]