21149546

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{2663}}^1$

素因数の和:2714

約数の個数: 24

約数和(自身を含む): 36539424

約数和(自身を除く): 15389878

約数列:

[1, 2, 11, 19, 22, 38, 209, 361, 418, 722, 2663, 3971, 5326, 7942, 29293, 50597, 58586, 101194, 556567, 961343, 1113134, 1922686, 10574773, 21149546]

約数ペア:

[(1, 21149546), (2, 10574773), (11, 1922686), (19, 1113134), (22, 961343), (38, 556567), (209, 101194), (361, 58586), (418, 50597), (722, 29293), (2663, 7942), (3971, 5326)]