21739994836

素因数分解:

$2^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{96703}}^1$

素因数の和:96789

約数の個数: 72

約数和(自身を含む): 46919233536

約数和(自身を除く): 25179238700

約数列:

[1, 2, 4, 7, 14, 28, 31, 37, 49, 62, 74, 98, 124, 148, 196, 217, 259, 434, 518, 868, 1036, 1147, 1519, 1813, 2294, 3038, 3626, 4588, 6076, 7252, 8029, 16058, 32116, 56203, 96703, 112406, 193406, 224812, 386812, 676921, 1353842, 2707684, 2997793, 3578011, 4738447, 5995586, 7156022, 9476894, 11991172, 14312044, 18953788, 20984551, 25046077, 41969102, 50092154, 83938204, 100184308, 110918341, 146891857, 175322539, 221836682, 293783714, 350645078, 443673364, 587567428, 701290156, 776428387, 1552856774, 3105713548, 5434998709, 10869997418, 21739994836]

約数ペア:

[(1, 21739994836), (2, 10869997418), (4, 5434998709), (7, 3105713548), (14, 1552856774), (28, 776428387), (31, 701290156), (37, 587567428), (49, 443673364), (62, 350645078), (74, 293783714), (98, 221836682), (124, 175322539), (148, 146891857), (196, 110918341), (217, 100184308), (259, 83938204), (434, 50092154), (518, 41969102), (868, 25046077), (1036, 20984551), (1147, 18953788), (1519, 14312044), (1813, 11991172), (2294, 9476894), (3038, 7156022), (3626, 5995586), (4588, 4738447), (6076, 3578011), (7252, 2997793), (8029, 2707684), (16058, 1353842), (32116, 676921), (56203, 386812), (96703, 224812), (112406, 193406)]