21830081

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{5851}}^1$

素因数の和:5912

約数の個数: 16

約数和(自身を含む): 27527808

約数和(自身を除く): 5697727

約数列:

[1, 7, 13, 41, 91, 287, 533, 3731, 5851, 40957, 76063, 239891, 532441, 1679237, 3118583, 21830081]

約数ペア:

[(1, 21830081), (7, 3118583), (13, 1679237), (41, 532441), (91, 239891), (287, 76063), (533, 40957), (3731, 5851)]