21630738

素因数分解:

$2^1\times 3^1\times {\mathrm{89}}^1\times {\mathrm{40507}}^1$

素因数の和:40601

約数の個数: 16

約数和(自身を含む): 43748640

約数和(自身を除く): 22117902

約数列:

[1, 2, 3, 6, 89, 178, 267, 534, 40507, 81014, 121521, 243042, 3605123, 7210246, 10815369, 21630738]

約数ペア:

[(1, 21630738), (2, 10815369), (3, 7210246), (6, 3605123), (89, 243042), (178, 121521), (267, 81014), (534, 40507)]