21492957026

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1\times {\mathrm{809}}^1\times {\mathrm{2063}}^1$

素因数の和:3058

約数の個数: 32

約数和(自身を含む): 33222804480

約数和(自身を除く): 11729847454

約数列:

[1, 2, 47, 94, 137, 274, 809, 1618, 2063, 4126, 6439, 12878, 38023, 76046, 96961, 110833, 193922, 221666, 282631, 565262, 1668967, 3337934, 5209151, 10418302, 13283657, 26567314, 78441449, 156882898, 228648479, 457296958, 10746478513, 21492957026]

約数ペア:

[(1, 21492957026), (2, 10746478513), (47, 457296958), (94, 228648479), (137, 156882898), (274, 78441449), (809, 26567314), (1618, 13283657), (2063, 10418302), (4126, 5209151), (6439, 3337934), (12878, 1668967), (38023, 565262), (76046, 282631), (96961, 221666), (110833, 193922)]