21735248

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{1949}}^1$

素因数の和:2015

約数の個数: 40

約数和(自身を含む): 45700200

約数和(自身を除く): 23964952

約数列:

[1, 2, 4, 8, 16, 17, 34, 41, 68, 82, 136, 164, 272, 328, 656, 697, 1394, 1949, 2788, 3898, 5576, 7796, 11152, 15592, 31184, 33133, 66266, 79909, 132532, 159818, 265064, 319636, 530128, 639272, 1278544, 1358453, 2716906, 5433812, 10867624, 21735248]

約数ペア:

[(1, 21735248), (2, 10867624), (4, 5433812), (8, 2716906), (16, 1358453), (17, 1278544), (34, 639272), (41, 530128), (68, 319636), (82, 265064), (136, 159818), (164, 132532), (272, 79909), (328, 66266), (656, 33133), (697, 31184), (1394, 15592), (1949, 11152), (2788, 7796), (3898, 5576)]