21554702

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43633}}^1$

素因数の和:43667

約数の個数: 16

約数和(自身を含む): 36652560

約数和(自身を除く): 15097858

約数列:

[1, 2, 13, 19, 26, 38, 247, 494, 43633, 87266, 567229, 829027, 1134458, 1658054, 10777351, 21554702]

約数ペア:

[(1, 21554702), (2, 10777351), (13, 1658054), (19, 1134458), (26, 829027), (38, 567229), (247, 87266), (494, 43633)]