21081241452

素因数分解:

$2^2\times 3^1\times {\mathrm{1756770121}}^1$

素因数の和:1756770128

約数の個数: 12

約数和(自身を含む): 49189563416

約数和(自身を除く): 28108321964

約数列:

[1, 2, 3, 4, 6, 12, 1756770121, 3513540242, 5270310363, 7027080484, 10540620726, 21081241452]

約数ペア:

[(1, 21081241452), (2, 10540620726), (3, 7027080484), (4, 5270310363), (6, 3513540242), (12, 1756770121)]