21904060

素因数分解:

$2^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{7253}}^1$

素因数の和:7413

約数の個数: 24

約数和(自身を含む): 46309536

約数和(自身を除く): 24405476

約数列:

[1, 2, 4, 5, 10, 20, 151, 302, 604, 755, 1510, 3020, 7253, 14506, 29012, 36265, 72530, 145060, 1095203, 2190406, 4380812, 5476015, 10952030, 21904060]

約数ペア:

[(1, 21904060), (2, 10952030), (4, 5476015), (5, 4380812), (10, 2190406), (20, 1095203), (151, 145060), (302, 72530), (604, 36265), (755, 29012), (1510, 14506), (3020, 7253)]