21000485060

素因数分解:

$2^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{6953803}}^1$

素因数の和:6953963

約数の個数: 24

約数和(自身を含む): 44393084736

約数和(自身を除く): 23392599676

約数列:

[1, 2, 4, 5, 10, 20, 151, 302, 604, 755, 1510, 3020, 6953803, 13907606, 27815212, 34769015, 69538030, 139076060, 1050024253, 2100048506, 4200097012, 5250121265, 10500242530, 21000485060]

約数ペア:

[(1, 21000485060), (2, 10500242530), (4, 5250121265), (5, 4200097012), (10, 2100048506), (20, 1050024253), (151, 139076060), (302, 69538030), (604, 34769015), (755, 27815212), (1510, 13907606), (3020, 6953803)]