21936148

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{10289}}^1$

素因数の和:10347

約数の個数: 24

約数和(自身を含む): 42353640

約数和(自身を除く): 20417492

約数列:

[1, 2, 4, 13, 26, 41, 52, 82, 164, 533, 1066, 2132, 10289, 20578, 41156, 133757, 267514, 421849, 535028, 843698, 1687396, 5484037, 10968074, 21936148]

約数ペア:

[(1, 21936148), (2, 10968074), (4, 5484037), (13, 1687396), (26, 843698), (41, 535028), (52, 421849), (82, 267514), (164, 133757), (533, 41156), (1066, 20578), (2132, 10289)]