20973435

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{10513}}^1$

素因数の和:10547

約数の個数: 32

約数和(自身を含む): 40373760

約数和(自身を除く): 19400325

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 57, 95, 105, 133, 285, 399, 665, 1995, 10513, 31539, 52565, 73591, 157695, 199747, 220773, 367955, 599241, 998735, 1103865, 1398229, 2996205, 4194687, 6991145, 20973435]

約数ペア:

[(1, 20973435), (3, 6991145), (5, 4194687), (7, 2996205), (15, 1398229), (19, 1103865), (21, 998735), (35, 599241), (57, 367955), (95, 220773), (105, 199747), (133, 157695), (285, 73591), (399, 52565), (665, 31539), (1995, 10513)]