2021081930

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{379}}^1\times {\mathrm{10883}}^1$

素因数の和:11283

約数の個数: 48

約数和(自身を含む): 4243453920

約数和(自身を除く): 2222371990

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 379, 490, 758, 1895, 2653, 3790, 5306, 10883, 13265, 18571, 21766, 26530, 37142, 54415, 76181, 92855, 108830, 152362, 185710, 380905, 533267, 761810, 1066534, 2666335, 4124657, 5332670, 8249314, 20623285, 28872599, 41246570, 57745198, 144362995, 202108193, 288725990, 404216386, 1010540965, 2021081930]

約数ペア:

[(1, 2021081930), (2, 1010540965), (5, 404216386), (7, 288725990), (10, 202108193), (14, 144362995), (35, 57745198), (49, 41246570), (70, 28872599), (98, 20623285), (245, 8249314), (379, 5332670), (490, 4124657), (758, 2666335), (1895, 1066534), (2653, 761810), (3790, 533267), (5306, 380905), (10883, 185710), (13265, 152362), (18571, 108830), (21766, 92855), (26530, 76181), (37142, 54415)]