2021239970

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{6969793}}^1$

素因数の和:6969829

約数の個数: 16

約数和(自身を含む): 3763688760

約数和(自身を除く): 1742448790

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 6969793, 13939586, 34848965, 69697930, 202123997, 404247994, 1010619985, 2021239970]

約数ペア:

[(1, 2021239970), (2, 1010619985), (5, 404247994), (10, 202123997), (29, 69697930), (58, 34848965), (145, 13939586), (290, 6969793)]