21000317753

素因数分解:

${\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{15636871}}^1$

素因数の和:15636967

約数の個数: 8

約数和(自身を含む): 22517095680

約数和(自身を除く): 1516777927

約数列:

[1, 17, 79, 1343, 15636871, 265826807, 1235312809, 21000317753]

約数ペア:

[(1, 21000317753), (17, 1235312809), (79, 265826807), (1343, 15636871)]