21443212

素因数分解:

$2^2\times 7^1\times {\mathrm{347}}^1\times {\mathrm{2207}}^1$

素因数の和:2565

約数の個数: 24

約数和(自身を含む): 43029504

約数和(自身を除く): 21586292

約数列:

[1, 2, 4, 7, 14, 28, 347, 694, 1388, 2207, 2429, 4414, 4858, 8828, 9716, 15449, 30898, 61796, 765829, 1531658, 3063316, 5360803, 10721606, 21443212]

約数ペア:

[(1, 21443212), (2, 10721606), (4, 5360803), (7, 3063316), (14, 1531658), (28, 765829), (347, 61796), (694, 30898), (1388, 15449), (2207, 9716), (2429, 8828), (4414, 4858)]