21818060

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{99173}}^1$

素因数の和:99193

約数の個数: 24

約数和(自身を含む): 49983696

約数和(自身を除く): 28165636

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 99173, 198346, 396692, 495865, 991730, 1090903, 1983460, 2181806, 4363612, 5454515, 10909030, 21818060]

約数ペア:

[(1, 21818060), (2, 10909030), (4, 5454515), (5, 4363612), (10, 2181806), (11, 1983460), (20, 1090903), (22, 991730), (44, 495865), (55, 396692), (110, 198346), (220, 99173)]