21131462043

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{2605927}}^1$

素因数の和:2606003

約数の個数: 24

約数和(自身を含む): 32928506208

約数和(自身を除く): 11797044165

約数列:

[1, 3, 9, 17, 51, 53, 153, 159, 477, 901, 2703, 8109, 2605927, 7817781, 23453343, 44300759, 132902277, 138114131, 398706831, 414342393, 1243027179, 2347940227, 7043820681, 21131462043]

約数ペア:

[(1, 21131462043), (3, 7043820681), (9, 2347940227), (17, 1243027179), (51, 414342393), (53, 398706831), (153, 138114131), (159, 132902277), (477, 44300759), (901, 23453343), (2703, 7817781), (8109, 2605927)]