21573509334

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{887}}^1\times {\mathrm{1913}}^1$

素因数の和:2981

約数の個数: 64

約数和(自身を含む): 46828260864

約数和(自身を除く): 25254751530

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 163, 326, 489, 887, 978, 1774, 1913, 2119, 2661, 3826, 4238, 5322, 5739, 6357, 11478, 11531, 12714, 23062, 24869, 34593, 49738, 69186, 74607, 144581, 149214, 289162, 311819, 433743, 623638, 867486, 935457, 1696831, 1870914, 1879553, 3393662, 3759106, 4053647, 5090493, 5638659, 8107294, 10180986, 11277318, 12160941, 22058803, 24321882, 44117606, 66176409, 132352818, 276583453, 553166906, 829750359, 1659500718, 3595584889, 7191169778, 10786754667, 21573509334]

約数ペア:

[(1, 21573509334), (2, 10786754667), (3, 7191169778), (6, 3595584889), (13, 1659500718), (26, 829750359), (39, 553166906), (78, 276583453), (163, 132352818), (326, 66176409), (489, 44117606), (887, 24321882), (978, 22058803), (1774, 12160941), (1913, 11277318), (2119, 10180986), (2661, 8107294), (3826, 5638659), (4238, 5090493), (5322, 4053647), (5739, 3759106), (6357, 3393662), (11478, 1879553), (11531, 1870914), (12714, 1696831), (23062, 935457), (24869, 867486), (34593, 623638), (49738, 433743), (69186, 311819), (74607, 289162), (144581, 149214)]