21269303

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{683}}^1$

素因数の和:862

約数の個数: 16

約数和(自身を含む): 24624000

約数和(自身を除く): 3354697

約数列:

[1, 11, 19, 149, 209, 683, 1639, 2831, 7513, 12977, 31141, 101767, 142747, 1119437, 1933573, 21269303]

約数ペア:

[(1, 21269303), (11, 1933573), (19, 1119437), (149, 142747), (209, 101767), (683, 31141), (1639, 12977), (2831, 7513)]