21582556

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{12347}}^1$

素因数の和:12393

約数の個数: 24

約数和(自身を含む): 41489280

約数和(自身を除く): 19906724

約数列:

[1, 2, 4, 19, 23, 38, 46, 76, 92, 437, 874, 1748, 12347, 24694, 49388, 234593, 283981, 469186, 567962, 938372, 1135924, 5395639, 10791278, 21582556]

約数ペア:

[(1, 21582556), (2, 10791278), (4, 5395639), (19, 1135924), (23, 938372), (38, 567962), (46, 469186), (76, 283981), (92, 234593), (437, 49388), (874, 24694), (1748, 12347)]