21529110

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{10711}}^1$

素因数の和:10788

約数の個数: 32

約数和(自身を含む): 52445952

約数和(自身を除く): 30916842

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 67, 134, 201, 335, 402, 670, 1005, 2010, 10711, 21422, 32133, 53555, 64266, 107110, 160665, 321330, 717637, 1435274, 2152911, 3588185, 4305822, 7176370, 10764555, 21529110]

約数ペア:

[(1, 21529110), (2, 10764555), (3, 7176370), (5, 4305822), (6, 3588185), (10, 2152911), (15, 1435274), (30, 717637), (67, 321330), (134, 160665), (201, 107110), (335, 64266), (402, 53555), (670, 32133), (1005, 21422), (2010, 10711)]