21149634

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{320449}}^1$

素因数の和:320465

約数の個数: 16

約数和(自身を含む): 46144800

約数和(自身を除く): 24995166

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 320449, 640898, 961347, 1922694, 3524939, 7049878, 10574817, 21149634]

約数ペア:

[(1, 21149634), (2, 10574817), (3, 7049878), (6, 3524939), (11, 1922694), (22, 961347), (33, 640898), (66, 320449)]