21526107

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{151}}^1$

素因数の和:275

約数の個数: 32

約数和(自身を含む): 31664640

約数和(自身を除く): 10138533

約数列:

[1, 3, 19, 41, 57, 61, 123, 151, 183, 453, 779, 1159, 2337, 2501, 2869, 3477, 6191, 7503, 8607, 9211, 18573, 27633, 47519, 117629, 142557, 175009, 352887, 377651, 525027, 1132953, 7175369, 21526107]

約数ペア:

[(1, 21526107), (3, 7175369), (19, 1132953), (41, 525027), (57, 377651), (61, 352887), (123, 175009), (151, 142557), (183, 117629), (453, 47519), (779, 27633), (1159, 18573), (2337, 9211), (2501, 8607), (2869, 7503), (3477, 6191)]