21000279826

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{4909}}^1\times {\mathrm{125821}}^1$

素因数の和:130749

約数の個数: 16

約数和(自身を含む): 33360445080

約数和(自身を除く): 12360165254

約数列:

[1, 2, 17, 34, 4909, 9818, 83453, 125821, 166906, 251642, 2138957, 4277914, 617655289, 1235310578, 10500139913, 21000279826]

約数ペア:

[(1, 21000279826), (2, 10500139913), (17, 1235310578), (34, 617655289), (4909, 4277914), (9818, 2138957), (83453, 251642), (125821, 166906)]