21421584

素因数分解:

$2^4\times 3^4\times {\mathrm{16529}}^1$

素因数の和:16549

約数の個数: 50

約数和(自身を含む): 62004030

約数和(自身を除く): 40582446

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 81, 108, 144, 162, 216, 324, 432, 648, 1296, 16529, 33058, 49587, 66116, 99174, 132232, 148761, 198348, 264464, 297522, 396696, 446283, 595044, 793392, 892566, 1190088, 1338849, 1785132, 2380176, 2677698, 3570264, 5355396, 7140528, 10710792, 21421584]

約数ペア:

[(1, 21421584), (2, 10710792), (3, 7140528), (4, 5355396), (6, 3570264), (8, 2677698), (9, 2380176), (12, 1785132), (16, 1338849), (18, 1190088), (24, 892566), (27, 793392), (36, 595044), (48, 446283), (54, 396696), (72, 297522), (81, 264464), (108, 198348), (144, 148761), (162, 132232), (216, 99174), (324, 66116), (432, 49587), (648, 33058), (1296, 16529)]