21996558

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{42139}}^1$

素因数の和:42176

約数の個数: 24

約数和(自身を含む): 49303800

約数和(自身を除く): 27307242

約数列:

[1, 2, 3, 6, 9, 18, 29, 58, 87, 174, 261, 522, 42139, 84278, 126417, 252834, 379251, 758502, 1222031, 2444062, 3666093, 7332186, 10998279, 21996558]

約数ペア:

[(1, 21996558), (2, 10998279), (3, 7332186), (6, 3666093), (9, 2444062), (18, 1222031), (29, 758502), (58, 379251), (87, 252834), (174, 126417), (261, 84278), (522, 42139)]