21000316632

素因数分解:

$2^3\times 3^1\times {\mathrm{1721}}^1\times {\mathrm{508433}}^1$

素因数の和:510163

約数の個数: 32

約数和(自身を含む): 52531400880

約数和(自身を除く): 31531084248

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 1721, 3442, 5163, 6884, 10326, 13768, 20652, 41304, 508433, 1016866, 1525299, 2033732, 3050598, 4067464, 6101196, 12202392, 875013193, 1750026386, 2625039579, 3500052772, 5250079158, 7000105544, 10500158316, 21000316632]

約数ペア:

[(1, 21000316632), (2, 10500158316), (3, 7000105544), (4, 5250079158), (6, 3500052772), (8, 2625039579), (12, 1750026386), (24, 875013193), (1721, 12202392), (3442, 6101196), (5163, 4067464), (6884, 3050598), (10326, 2033732), (13768, 1525299), (20652, 1016866), (41304, 508433)]