21009066

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{20719}}^1$

素因数の和:20750

約数の個数: 24

約数和(自身を含む): 45501120

約数和(自身を除く): 24492054

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 169, 338, 507, 1014, 20719, 41438, 62157, 124314, 269347, 538694, 808041, 1616082, 3501511, 7003022, 10504533, 21009066]

約数ペア:

[(1, 21009066), (2, 10504533), (3, 7003022), (6, 3501511), (13, 1616082), (26, 808041), (39, 538694), (78, 269347), (169, 124314), (338, 62157), (507, 41438), (1014, 20719)]