21260603

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{1399}}^1$

素因数の和:1586

約数の個数: 16

約数和(自身を含む): 26342400

約数和(自身を除く): 5081797

約数列:

[1, 7, 13, 91, 167, 1169, 1399, 2171, 9793, 15197, 18187, 127309, 233633, 1635431, 3037229, 21260603]

約数ペア:

[(1, 21260603), (7, 3037229), (13, 1635431), (91, 233633), (167, 127309), (1169, 18187), (1399, 15197), (2171, 9793)]