21234675

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{3677}}^1$

素因数の和:3708

約数の個数: 48

約数和(自身を含む): 43782912

約数和(自身を除く): 22548237

約数列:

[1, 3, 5, 7, 11, 15, 21, 25, 33, 35, 55, 75, 77, 105, 165, 175, 231, 275, 385, 525, 825, 1155, 1925, 3677, 5775, 11031, 18385, 25739, 40447, 55155, 77217, 91925, 121341, 128695, 202235, 275775, 283129, 386085, 606705, 643475, 849387, 1011175, 1415645, 1930425, 3033525, 4246935, 7078225, 21234675]

約数ペア:

[(1, 21234675), (3, 7078225), (5, 4246935), (7, 3033525), (11, 1930425), (15, 1415645), (21, 1011175), (25, 849387), (33, 643475), (35, 606705), (55, 386085), (75, 283129), (77, 275775), (105, 202235), (165, 128695), (175, 121341), (231, 91925), (275, 77217), (385, 55155), (525, 40447), (825, 25739), (1155, 18385), (1925, 11031), (3677, 5775)]