21217236

素因数分解:

$2^2\times 3^1\times {\mathrm{227}}^1\times {\mathrm{7789}}^1$

素因数の和:8023

約数の個数: 24

約数和(自身を含む): 49731360

約数和(自身を除く): 28514124

約数列:

[1, 2, 3, 4, 6, 12, 227, 454, 681, 908, 1362, 2724, 7789, 15578, 23367, 31156, 46734, 93468, 1768103, 3536206, 5304309, 7072412, 10608618, 21217236]

約数ペア:

[(1, 21217236), (2, 10608618), (3, 7072412), (4, 5304309), (6, 3536206), (12, 1768103), (227, 93468), (454, 46734), (681, 31156), (908, 23367), (1362, 15578), (2724, 7789)]