21000923112

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{67310651}}^1$

素因数の和:67310673

約数の個数: 32

約数和(自身を含む): 56540947680

約数和(自身を除く): 35540024568

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 67310651, 134621302, 201931953, 269242604, 403863906, 538485208, 807727812, 875038463, 1615455624, 1750076926, 2625115389, 3500153852, 5250230778, 7000307704, 10500461556, 21000923112]

約数ペア:

[(1, 21000923112), (2, 10500461556), (3, 7000307704), (4, 5250230778), (6, 3500153852), (8, 2625115389), (12, 1750076926), (13, 1615455624), (24, 875038463), (26, 807727812), (39, 538485208), (52, 403863906), (78, 269242604), (104, 201931953), (156, 134621302), (312, 67310651)]