210009131521

素因数分解:

$7^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1\times {\mathrm{3002833}}^1$

素因数の和:3003040

約数の個数: 16

約数和(自身を含む): 244839073024

約数和(自身を除く): 34829941503

約数列:

[1, 7, 97, 103, 679, 721, 9991, 69937, 3002833, 21019831, 291274801, 309291799, 2038923607, 2165042593, 30001304503, 210009131521]

約数ペア:

[(1, 210009131521), (7, 30001304503), (97, 2165042593), (103, 2038923607), (679, 309291799), (721, 291274801), (9991, 21019831), (69937, 3002833)]