21704964

素因数分解:

$2^2\times 3^1\times {\mathrm{89}}^1\times {\mathrm{20323}}^1$

素因数の和:20419

約数の個数: 24

約数和(自身を含む): 51216480

約数和(自身を除く): 29511516

約数列:

[1, 2, 3, 4, 6, 12, 89, 178, 267, 356, 534, 1068, 20323, 40646, 60969, 81292, 121938, 243876, 1808747, 3617494, 5426241, 7234988, 10852482, 21704964]

約数ペア:

[(1, 21704964), (2, 10852482), (3, 7234988), (4, 5426241), (6, 3617494), (12, 1808747), (89, 243876), (178, 121938), (267, 81292), (356, 60969), (534, 40646), (1068, 20323)]