21473658

素因数分解:

$2^1\times 3^2\times {\mathrm{811}}^1\times {\mathrm{1471}}^1$

素因数の和:2290

約数の個数: 24

約数和(自身を含む): 46615296

約数和(自身を除く): 25141638

約数列:

[1, 2, 3, 6, 9, 18, 811, 1471, 1622, 2433, 2942, 4413, 4866, 7299, 8826, 13239, 14598, 26478, 1192981, 2385962, 3578943, 7157886, 10736829, 21473658]

約数ペア:

[(1, 21473658), (2, 10736829), (3, 7157886), (6, 3578943), (9, 2385962), (18, 1192981), (811, 26478), (1471, 14598), (1622, 13239), (2433, 8826), (2942, 7299), (4413, 4866)]