21567282

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{487}}^1$

素因数の和:575

約数の個数: 48

約数和(自身を含む): 48288576

約数和(自身を除く): 26721294

約数列:

[1, 2, 3, 6, 11, 22, 33, 61, 66, 121, 122, 183, 242, 363, 366, 487, 671, 726, 974, 1342, 1461, 2013, 2922, 4026, 5357, 7381, 10714, 14762, 16071, 22143, 29707, 32142, 44286, 58927, 59414, 89121, 117854, 176781, 178242, 326777, 353562, 653554, 980331, 1960662, 3594547, 7189094, 10783641, 21567282]

約数ペア:

[(1, 21567282), (2, 10783641), (3, 7189094), (6, 3594547), (11, 1960662), (22, 980331), (33, 653554), (61, 353562), (66, 326777), (121, 178242), (122, 176781), (183, 117854), (242, 89121), (363, 59414), (366, 58927), (487, 44286), (671, 32142), (726, 29707), (974, 22143), (1342, 16071), (1461, 14762), (2013, 10714), (2922, 7381), (4026, 5357)]