21926660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{156619}}^1$

素因数の和:156635

約数の個数: 24

約数和(自身を含む): 52624320

約数和(自身を除く): 30697660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 156619, 313238, 626476, 783095, 1096333, 1566190, 2192666, 3132380, 4385332, 5481665, 10963330, 21926660]

約数ペア:

[(1, 21926660), (2, 10963330), (4, 5481665), (5, 4385332), (7, 3132380), (10, 2192666), (14, 1566190), (20, 1096333), (28, 783095), (35, 626476), (70, 313238), (140, 156619)]