20212626

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{28309}}^1$

素因数の和:28338

約数の個数: 32

約数和(自身を含む): 48919680

約数和(自身を除く): 28707054

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 42, 51, 102, 119, 238, 357, 714, 28309, 56618, 84927, 169854, 198163, 396326, 481253, 594489, 962506, 1188978, 1443759, 2887518, 3368771, 6737542, 10106313, 20212626]

約数ペア:

[(1, 20212626), (2, 10106313), (3, 6737542), (6, 3368771), (7, 2887518), (14, 1443759), (17, 1188978), (21, 962506), (34, 594489), (42, 481253), (51, 396326), (102, 198163), (119, 169854), (238, 84927), (357, 56618), (714, 28309)]