21538835998

素因数分解:

$2^1\times {\mathrm{151}}^1\times {\mathrm{1871}}^1\times {\mathrm{38119}}^1$

素因数の和:40143

約数の個数: 16

約数和(自身を含む): 32540451840

約数和(自身を除く): 11001615842

約数列:

[1, 2, 151, 302, 1871, 3742, 38119, 76238, 282521, 565042, 5755969, 11511938, 71320649, 142641298, 10769417999, 21538835998]

約数ペア:

[(1, 21538835998), (2, 10769417999), (151, 142641298), (302, 71320649), (1871, 11511938), (3742, 5755969), (38119, 565042), (76238, 282521)]