21891294

素因数分解:

$2^1\times 3^2\times {\mathrm{41}}^1\times {\mathrm{29663}}^1$

素因数の和:29712

約数の個数: 24

約数和(自身を含む): 48589632

約数和(自身を除く): 26698338

約数列:

[1, 2, 3, 6, 9, 18, 41, 82, 123, 246, 369, 738, 29663, 59326, 88989, 177978, 266967, 533934, 1216183, 2432366, 3648549, 7297098, 10945647, 21891294]

約数ペア:

[(1, 21891294), (2, 10945647), (3, 7297098), (6, 3648549), (9, 2432366), (18, 1216183), (41, 533934), (82, 266967), (123, 177978), (246, 88989), (369, 59326), (738, 29663)]