21649110

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{103091}}^1$

素因数の和:103108

約数の個数: 32

約数和(自身を含む): 59380992

約数和(自身を除く): 37731882

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 103091, 206182, 309273, 515455, 618546, 721637, 1030910, 1443274, 1546365, 2164911, 3092730, 3608185, 4329822, 7216370, 10824555, 21649110]

約数ペア:

[(1, 21649110), (2, 10824555), (3, 7216370), (5, 4329822), (6, 3608185), (7, 3092730), (10, 2164911), (14, 1546365), (15, 1443274), (21, 1030910), (30, 721637), (35, 618546), (42, 515455), (70, 309273), (105, 206182), (210, 103091)]