21629097

素因数分解:

$3^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{4703}}^1$

素因数の和:4789

約数の個数: 24

約数和(自身を含む): 36201984

約数和(自身を除く): 14572887

約数列:

[1, 3, 7, 9, 21, 63, 73, 219, 511, 657, 1533, 4599, 4703, 14109, 32921, 42327, 98763, 296289, 343319, 1029957, 2403233, 3089871, 7209699, 21629097]

約数ペア:

[(1, 21629097), (3, 7209699), (7, 3089871), (9, 2403233), (21, 1029957), (63, 343319), (73, 296289), (219, 98763), (511, 42327), (657, 32921), (1533, 14109), (4599, 4703)]