21646266

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{227}}^1\times {\mathrm{691}}^1$

素因数の和:946

約数の個数: 32

約数和(自身を含む): 45439488

約数和(自身を除く): 23793222

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 227, 454, 681, 691, 1362, 1382, 2073, 4146, 5221, 10442, 15663, 15893, 31326, 31786, 47679, 95358, 156857, 313714, 470571, 941142, 3607711, 7215422, 10823133, 21646266]

約数ペア:

[(1, 21646266), (2, 10823133), (3, 7215422), (6, 3607711), (23, 941142), (46, 470571), (69, 313714), (138, 156857), (227, 95358), (454, 47679), (681, 31786), (691, 31326), (1362, 15893), (1382, 15663), (2073, 10442), (4146, 5221)]