21109728

素因数分解:

$2^5\times 3^1\times {\mathrm{59}}^1\times {\mathrm{3727}}^1$

素因数の和:3799

約数の個数: 48

約数和(自身を含む): 56367360

約数和(自身を除く): 35257632

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 59, 96, 118, 177, 236, 354, 472, 708, 944, 1416, 1888, 2832, 3727, 5664, 7454, 11181, 14908, 22362, 29816, 44724, 59632, 89448, 119264, 178896, 219893, 357792, 439786, 659679, 879572, 1319358, 1759144, 2638716, 3518288, 5277432, 7036576, 10554864, 21109728]

約数ペア:

[(1, 21109728), (2, 10554864), (3, 7036576), (4, 5277432), (6, 3518288), (8, 2638716), (12, 1759144), (16, 1319358), (24, 879572), (32, 659679), (48, 439786), (59, 357792), (96, 219893), (118, 178896), (177, 119264), (236, 89448), (354, 59632), (472, 44724), (708, 29816), (944, 22362), (1416, 14908), (1888, 11181), (2832, 7454), (3727, 5664)]