21603064

素因数分解:

$2^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{97}}^2$

素因数の和:248

約数の個数: 48

約数和(自身を含む): 47915280

約数和(自身を除く): 26312216

約数列:

[1, 2, 4, 7, 8, 14, 28, 41, 56, 82, 97, 164, 194, 287, 328, 388, 574, 679, 776, 1148, 1358, 2296, 2716, 3977, 5432, 7954, 9409, 15908, 18818, 27839, 31816, 37636, 55678, 65863, 75272, 111356, 131726, 222712, 263452, 385769, 526904, 771538, 1543076, 2700383, 3086152, 5400766, 10801532, 21603064]

約数ペア:

[(1, 21603064), (2, 10801532), (4, 5400766), (7, 3086152), (8, 2700383), (14, 1543076), (28, 771538), (41, 526904), (56, 385769), (82, 263452), (97, 222712), (164, 131726), (194, 111356), (287, 75272), (328, 65863), (388, 55678), (574, 37636), (679, 31816), (776, 27839), (1148, 18818), (1358, 15908), (2296, 9409), (2716, 7954), (3977, 5432)]