21956610

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{56299}}^1$

素因数の和:56322

約数の個数: 32

約数和(自身を含む): 56750400

約数和(自身を除く): 34793790

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 56299, 112598, 168897, 281495, 337794, 562990, 731887, 844485, 1463774, 1688970, 2195661, 3659435, 4391322, 7318870, 10978305, 21956610]

約数ペア:

[(1, 21956610), (2, 10978305), (3, 7318870), (5, 4391322), (6, 3659435), (10, 2195661), (13, 1688970), (15, 1463774), (26, 844485), (30, 731887), (39, 562990), (65, 337794), (78, 281495), (130, 168897), (195, 112598), (390, 56299)]