2016081921

素因数分解:

$3^1\times 7^2\times {\mathrm{13714843}}^1$

素因数の和:13714860

約数の個数: 12

約数和(自身を含む): 3126984432

約数和(自身を除く): 1110902511

約数列:

[1, 3, 7, 21, 49, 147, 13714843, 41144529, 96003901, 288011703, 672027307, 2016081921]

約数ペア:

[(1, 2016081921), (3, 672027307), (7, 288011703), (21, 96003901), (49, 41144529), (147, 13714843)]