21360762

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{151}}^1\times {\mathrm{271}}^1$

素因数の和:459

約数の個数: 48

約数和(自身を含む): 48372480

約数和(自身を除く): 27011718

約数列:

[1, 2, 3, 6, 9, 18, 29, 58, 87, 151, 174, 261, 271, 302, 453, 522, 542, 813, 906, 1359, 1626, 2439, 2718, 4379, 4878, 7859, 8758, 13137, 15718, 23577, 26274, 39411, 40921, 47154, 70731, 78822, 81842, 122763, 141462, 245526, 368289, 736578, 1186709, 2373418, 3560127, 7120254, 10680381, 21360762]

約数ペア:

[(1, 21360762), (2, 10680381), (3, 7120254), (6, 3560127), (9, 2373418), (18, 1186709), (29, 736578), (58, 368289), (87, 245526), (151, 141462), (174, 122763), (261, 81842), (271, 78822), (302, 70731), (453, 47154), (522, 40921), (542, 39411), (813, 26274), (906, 23577), (1359, 15718), (1626, 13137), (2439, 8758), (2718, 7859), (4379, 4878)]