21413472

素因数分解:

$2^5\times 3^1\times {\mathrm{17}}^1\times {\mathrm{13121}}^1$

素因数の和:13151

約数の個数: 48

約数和(自身を含む): 59521392

約数和(自身を除く): 38107920

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 32, 34, 48, 51, 68, 96, 102, 136, 204, 272, 408, 544, 816, 1632, 13121, 26242, 39363, 52484, 78726, 104968, 157452, 209936, 223057, 314904, 419872, 446114, 629808, 669171, 892228, 1259616, 1338342, 1784456, 2676684, 3568912, 5353368, 7137824, 10706736, 21413472]

約数ペア:

[(1, 21413472), (2, 10706736), (3, 7137824), (4, 5353368), (6, 3568912), (8, 2676684), (12, 1784456), (16, 1338342), (17, 1259616), (24, 892228), (32, 669171), (34, 629808), (48, 446114), (51, 419872), (68, 314904), (96, 223057), (102, 209936), (136, 157452), (204, 104968), (272, 78726), (408, 52484), (544, 39363), (816, 26242), (1632, 13121)]