21288348

素因数分解:

$2^2\times 3^2\times {\mathrm{41}}^1\times {\mathrm{14423}}^1$

素因数の和:14474

約数の個数: 36

約数和(自身を含む): 55128528

約数和(自身を除く): 33840180

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 41, 82, 123, 164, 246, 369, 492, 738, 1476, 14423, 28846, 43269, 57692, 86538, 129807, 173076, 259614, 519228, 591343, 1182686, 1774029, 2365372, 3548058, 5322087, 7096116, 10644174, 21288348]

約数ペア:

[(1, 21288348), (2, 10644174), (3, 7096116), (4, 5322087), (6, 3548058), (9, 2365372), (12, 1774029), (18, 1182686), (36, 591343), (41, 519228), (82, 259614), (123, 173076), (164, 129807), (246, 86538), (369, 57692), (492, 43269), (738, 28846), (1476, 14423)]