21097590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{757}}^1\times {\mathrm{929}}^1$

素因数の和:1696

約数の個数: 32

約数和(自身を含む): 50755680

約数和(自身を除く): 29658090

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 757, 929, 1514, 1858, 2271, 2787, 3785, 4542, 4645, 5574, 7570, 9290, 11355, 13935, 22710, 27870, 703253, 1406506, 2109759, 3516265, 4219518, 7032530, 10548795, 21097590]

約数ペア:

[(1, 21097590), (2, 10548795), (3, 7032530), (5, 4219518), (6, 3516265), (10, 2109759), (15, 1406506), (30, 703253), (757, 27870), (929, 22710), (1514, 13935), (1858, 11355), (2271, 9290), (2787, 7570), (3785, 5574), (4542, 4645)]