20163030321

素因数分解:

$3^1\times 7^1\times {\mathrm{1231}}^1\times {\mathrm{779971}}^1$

素因数の和:781212

約数の個数: 16

約数和(自身を含む): 30749616128

約数和(自身を除く): 10586585807

約数列:

[1, 3, 7, 21, 1231, 3693, 8617, 25851, 779971, 2339913, 5459797, 16379391, 960144301, 2880432903, 6721010107, 20163030321]

約数ペア:

[(1, 20163030321), (3, 6721010107), (7, 2880432903), (21, 960144301), (1231, 16379391), (3693, 5459797), (8617, 2339913), (25851, 779971)]