21962060

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{26783}}^1$

素因数の和:26833

約数の個数: 24

約数和(自身を含む): 47246976

約数和(自身を除く): 25284916

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 26783, 53566, 107132, 133915, 267830, 535660, 1098103, 2196206, 4392412, 5490515, 10981030, 21962060]

約数ペア:

[(1, 21962060), (2, 10981030), (4, 5490515), (5, 4392412), (10, 2196206), (20, 1098103), (41, 535660), (82, 267830), (164, 133915), (205, 107132), (410, 53566), (820, 26783)]