21550252

素因数分解:

$2^2\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{1451}}^1$

素因数の和:1581

約数の個数: 24

約数和(自身を含む): 39029760

約数和(自身を除く): 17479508

約数列:

[1, 2, 4, 47, 79, 94, 158, 188, 316, 1451, 2902, 3713, 5804, 7426, 14852, 68197, 114629, 136394, 229258, 272788, 458516, 5387563, 10775126, 21550252]

約数ペア:

[(1, 21550252), (2, 10775126), (4, 5387563), (47, 458516), (79, 272788), (94, 229258), (158, 136394), (188, 114629), (316, 68197), (1451, 14852), (2902, 7426), (3713, 5804)]