421876203

素因数分解:

$3^1\times 7^1\times {\mathrm{3061}}^1\times {\mathrm{6563}}^1$

素因数の和:9634

約数の個数: 16

約数和(自身を含む): 643166976

約数和(自身を除く): 221290773

約数列:

[1, 3, 7, 21, 3061, 6563, 9183, 19689, 21427, 45941, 64281, 137823, 20089343, 60268029, 140625401, 421876203]

約数ペア:

[(1, 421876203), (3, 140625401), (7, 60268029), (21, 20089343), (3061, 137823), (6563, 64281), (9183, 45941), (19689, 21427)]