21952278

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{39341}}^1$

素因数の和:39380

約数の個数: 24

約数和(自身を含む): 49098816

約数和(自身を除く): 27146538

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 186, 279, 558, 39341, 78682, 118023, 236046, 354069, 708138, 1219571, 2439142, 3658713, 7317426, 10976139, 21952278]

約数ペア:

[(1, 21952278), (2, 10976139), (3, 7317426), (6, 3658713), (9, 2439142), (18, 1219571), (31, 708138), (62, 354069), (93, 236046), (186, 118023), (279, 78682), (558, 39341)]