21998490627

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{1579}}^1\times {\mathrm{69313}}^1$

素因数の和:70962

約数の個数: 16

約数和(自身を含む): 29788384640

約数和(自身を除く): 7789894013

約数列:

[1, 3, 67, 201, 1579, 4737, 69313, 105793, 207939, 317379, 4643971, 13931913, 109445227, 328335681, 7332830209, 21998490627]

約数ペア:

[(1, 21998490627), (3, 7332830209), (67, 328335681), (201, 109445227), (1579, 13931913), (4737, 4643971), (69313, 317379), (105793, 207939)]