21290694

素因数分解:

$2^1\times 3^1\times {\mathrm{401}}^1\times {\mathrm{8849}}^1$

素因数の和:9255

約数の個数: 16

約数和(自身を含む): 42692400

約数和(自身を除く): 21401706

約数列:

[1, 2, 3, 6, 401, 802, 1203, 2406, 8849, 17698, 26547, 53094, 3548449, 7096898, 10645347, 21290694]

約数ペア:

[(1, 21290694), (2, 10645347), (3, 7096898), (6, 3548449), (401, 53094), (802, 26547), (1203, 17698), (2406, 8849)]