21880451648

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{31080187}}^1$

素因数の和:31080210

約数の個数: 28

約数和(自身を含む): 47366206512

約数和(自身を除く): 25485754864

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 176, 352, 704, 31080187, 62160374, 124320748, 248641496, 341882057, 497282992, 683764114, 994565984, 1367528228, 1989131968, 2735056456, 5470112912, 10940225824, 21880451648]

約数ペア:

[(1, 21880451648), (2, 10940225824), (4, 5470112912), (8, 2735056456), (11, 1989131968), (16, 1367528228), (22, 994565984), (32, 683764114), (44, 497282992), (64, 341882057), (88, 248641496), (176, 124320748), (352, 62160374), (704, 31080187)]