21755892

素因数分解:

$2^2\times 3^1\times {\mathrm{197}}^1\times {\mathrm{9203}}^1$

素因数の和:9407

約数の個数: 24

約数和(自身を含む): 51026976

約数和(自身を除く): 29271084

約数列:

[1, 2, 3, 4, 6, 12, 197, 394, 591, 788, 1182, 2364, 9203, 18406, 27609, 36812, 55218, 110436, 1812991, 3625982, 5438973, 7251964, 10877946, 21755892]

約数ペア:

[(1, 21755892), (2, 10877946), (3, 7251964), (4, 5438973), (6, 3625982), (12, 1812991), (197, 110436), (394, 55218), (591, 36812), (788, 27609), (1182, 18406), (2364, 9203)]