21646315910

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{379}}^1\times {\mathrm{248323}}^1$

素因数の和:248732

約数の個数: 32

約数和(自身を含む): 40764867840

約数和(自身を除く): 19118551930

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 379, 758, 1895, 3790, 8717, 17434, 43585, 87170, 248323, 496646, 1241615, 2483230, 5711429, 11422858, 28557145, 57114290, 94114417, 188228834, 470572085, 941144170, 2164631591, 4329263182, 10823157955, 21646315910]

約数ペア:

[(1, 21646315910), (2, 10823157955), (5, 4329263182), (10, 2164631591), (23, 941144170), (46, 470572085), (115, 188228834), (230, 94114417), (379, 57114290), (758, 28557145), (1895, 11422858), (3790, 5711429), (8717, 2483230), (17434, 1241615), (43585, 496646), (87170, 248323)]