20161107421

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{2150977}}^1$

素因数の和:2151100

約数の個数: 16

約数和(自身を含む): 25054591744

約数和(自身を除く): 4893484323

約数列:

[1, 7, 13, 91, 103, 721, 1339, 9373, 2150977, 15056839, 27962701, 195738907, 221550631, 1550854417, 2880158203, 20161107421]

約数ペア:

[(1, 20161107421), (7, 2880158203), (13, 1550854417), (91, 221550631), (103, 195738907), (721, 27962701), (1339, 15056839), (9373, 2150977)]