21336051

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{53}}^1\times {\mathrm{1109}}^1$

素因数の和:1187

約数の個数: 24

約数和(自身を含む): 31888080

約数和(自身を除く): 10552029

約数列:

[1, 3, 11, 33, 53, 121, 159, 363, 583, 1109, 1749, 3327, 6413, 12199, 19239, 36597, 58777, 134189, 176331, 402567, 646547, 1939641, 7112017, 21336051]

約数ペア:

[(1, 21336051), (3, 7112017), (11, 1939641), (33, 646547), (53, 402567), (121, 176331), (159, 134189), (363, 58777), (583, 36597), (1109, 19239), (1749, 12199), (3327, 6413)]