21786898

素因数分解:

$2^1\times 7^1\times {\mathrm{233}}^1\times {\mathrm{6679}}^1$

素因数の和:6921

約数の個数: 16

約数和(自身を含む): 37514880

約数和(自身を除く): 15727982

約数列:

[1, 2, 7, 14, 233, 466, 1631, 3262, 6679, 13358, 46753, 93506, 1556207, 3112414, 10893449, 21786898]

約数ペア:

[(1, 21786898), (2, 10893449), (7, 3112414), (14, 1556207), (233, 93506), (466, 46753), (1631, 13358), (3262, 6679)]