21493970102

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{419}}^1\times {\mathrm{39521}}^1$

素因数の和:40012

約数の個数: 32

約数和(自身を含む): 35854358400

約数和(自身を除く): 14360388298

約数列:

[1, 2, 11, 22, 59, 118, 419, 649, 838, 1298, 4609, 9218, 24721, 39521, 49442, 79042, 271931, 434731, 543862, 869462, 2331739, 4663478, 16559299, 25649129, 33118598, 51298258, 182152289, 364304578, 976998641, 1953997282, 10746985051, 21493970102]

約数ペア:

[(1, 21493970102), (2, 10746985051), (11, 1953997282), (22, 976998641), (59, 364304578), (118, 182152289), (419, 51298258), (649, 33118598), (838, 25649129), (1298, 16559299), (4609, 4663478), (9218, 2331739), (24721, 869462), (39521, 543862), (49442, 434731), (79042, 271931)]