21000304799

素因数分解:

${\mathrm{17}}^1\times {\mathrm{4337}}^1\times {\mathrm{284831}}^1$

素因数の和:289185

約数の個数: 8

約数和(自身を含む): 22240821888

約数和(自身を除く): 1240517089

約数列:

[1, 17, 4337, 73729, 284831, 4842127, 1235312047, 21000304799]

約数ペア:

[(1, 21000304799), (17, 1235312047), (4337, 4842127), (73729, 284831)]