21492012

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{769}}^1$

素因数の和:930

約数の個数: 48

約数和(自身を含む): 53555040

約数和(自身を除く): 32063028

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 137, 204, 274, 411, 548, 769, 822, 1538, 1644, 2307, 2329, 3076, 4614, 4658, 6987, 9228, 9316, 13073, 13974, 26146, 27948, 39219, 52292, 78438, 105353, 156876, 210706, 316059, 421412, 632118, 1264236, 1791001, 3582002, 5373003, 7164004, 10746006, 21492012]

約数ペア:

[(1, 21492012), (2, 10746006), (3, 7164004), (4, 5373003), (6, 3582002), (12, 1791001), (17, 1264236), (34, 632118), (51, 421412), (68, 316059), (102, 210706), (137, 156876), (204, 105353), (274, 78438), (411, 52292), (548, 39219), (769, 27948), (822, 26146), (1538, 13974), (1644, 13073), (2307, 9316), (2329, 9228), (3076, 6987), (4614, 4658)]