2017394421

素因数分解:

$3^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{455291}}^1$

素因数の和:455512

約数の個数: 16

約数和(自身を含む): 3088700928

約数和(自身を除く): 1071306507

約数列:

[1, 3, 7, 21, 211, 633, 1477, 4431, 455291, 1365873, 3187037, 9561111, 96066401, 288199203, 672464807, 2017394421]

約数ペア:

[(1, 2017394421), (3, 672464807), (7, 288199203), (21, 96066401), (211, 9561111), (633, 3187037), (1477, 1365873), (4431, 455291)]