21965272

素因数分解:

$2^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{10601}}^1$

素因数の和:10651

約数の個数: 32

約数和(自身を含む): 48345120

約数和(自身を除く): 26379848

約数列:

[1, 2, 4, 7, 8, 14, 28, 37, 56, 74, 148, 259, 296, 518, 1036, 2072, 10601, 21202, 42404, 74207, 84808, 148414, 296828, 392237, 593656, 784474, 1568948, 2745659, 3137896, 5491318, 10982636, 21965272]

約数ペア:

[(1, 21965272), (2, 10982636), (4, 5491318), (7, 3137896), (8, 2745659), (14, 1568948), (28, 784474), (37, 593656), (56, 392237), (74, 296828), (148, 148414), (259, 84808), (296, 74207), (518, 42404), (1036, 21202), (2072, 10601)]