21341883

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{12911}}^1$

素因数の和:12962

約数の個数: 16

約数和(自身を含む): 30988800

約数和(自身を除く): 9646917

約数列:

[1, 3, 19, 29, 57, 87, 551, 1653, 12911, 38733, 245309, 374419, 735927, 1123257, 7113961, 21341883]

約数ペア:

[(1, 21341883), (3, 7113961), (19, 1123257), (29, 735927), (57, 374419), (87, 245309), (551, 38733), (1653, 12911)]