21232424

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{3407}}^1$

素因数の和:3473

約数の個数: 32

約数和(自身を含む): 42940800

約数和(自身を除く): 21708376

約数列:

[1, 2, 4, 8, 19, 38, 41, 76, 82, 152, 164, 328, 779, 1558, 3116, 3407, 6232, 6814, 13628, 27256, 64733, 129466, 139687, 258932, 279374, 517864, 558748, 1117496, 2654053, 5308106, 10616212, 21232424]

約数ペア:

[(1, 21232424), (2, 10616212), (4, 5308106), (8, 2654053), (19, 1117496), (38, 558748), (41, 517864), (76, 279374), (82, 258932), (152, 139687), (164, 129466), (328, 64733), (779, 27256), (1558, 13628), (3116, 6814), (3407, 6232)]