21852806965

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1103}}^1\times {\mathrm{18959}}^1$

素因数の和:20097

約数の個数: 32

約数和(自身を含む): 30141849600

約数和(自身を除く): 8289042635

約数列:

[1, 5, 11, 19, 55, 95, 209, 1045, 1103, 5515, 12133, 18959, 20957, 60665, 94795, 104785, 208549, 230527, 360221, 1042745, 1152635, 1801105, 3962431, 19812155, 20911777, 104558885, 230029547, 397323763, 1150147735, 1986618815, 4370561393, 21852806965]

約数ペア:

[(1, 21852806965), (5, 4370561393), (11, 1986618815), (19, 1150147735), (55, 397323763), (95, 230029547), (209, 104558885), (1045, 20911777), (1103, 19812155), (5515, 3962431), (12133, 1801105), (18959, 1152635), (20957, 1042745), (60665, 360221), (94795, 230527), (104785, 208549)]