21000752641

素因数分解:

${\mathrm{11}}^1\times {\mathrm{4051}}^1\times {\mathrm{471281}}^1$

素因数の和:475343

約数の個数: 8

約数和(自身を含む): 22915615968

約数和(自身を除く): 1914863327

約数列:

[1, 11, 4051, 44561, 471281, 5184091, 1909159331, 21000752641]

約数ペア:

[(1, 21000752641), (11, 1909159331), (4051, 5184091), (44561, 471281)]