21406338

素因数分解:

$2^1\times 3^2\times {\mathrm{47}}^1\times {\mathrm{25303}}^1$

素因数の和:25358

約数の個数: 24

約数和(自身を含む): 47369088

約数和(自身を除く): 25962750

約数列:

[1, 2, 3, 6, 9, 18, 47, 94, 141, 282, 423, 846, 25303, 50606, 75909, 151818, 227727, 455454, 1189241, 2378482, 3567723, 7135446, 10703169, 21406338]

約数ペア:

[(1, 21406338), (2, 10703169), (3, 7135446), (6, 3567723), (9, 2378482), (18, 1189241), (47, 455454), (94, 227727), (141, 151818), (282, 75909), (423, 50606), (846, 25303)]