21182447

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{887}}^1$

素因数の和:1078

約数の個数: 16

約数和(自身を含む): 25062912

約数和(自身を除く): 3880465

約数列:

[1, 11, 13, 143, 167, 887, 1837, 2171, 9757, 11531, 23881, 126841, 148129, 1629419, 1925677, 21182447]

約数ペア:

[(1, 21182447), (11, 1925677), (13, 1629419), (143, 148129), (167, 126841), (887, 23881), (1837, 11531), (2171, 9757)]