21652812

素因数分解:

$2^2\times 3^3\times {\mathrm{157}}^1\times {\mathrm{1277}}^1$

素因数の和:1447

約数の個数: 48

約数和(自身を含む): 56538720

約数和(自身を除く): 34885908

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 157, 314, 471, 628, 942, 1277, 1413, 1884, 2554, 2826, 3831, 4239, 5108, 5652, 7662, 8478, 11493, 15324, 16956, 22986, 34479, 45972, 68958, 137916, 200489, 400978, 601467, 801956, 1202934, 1804401, 2405868, 3608802, 5413203, 7217604, 10826406, 21652812]

約数ペア:

[(1, 21652812), (2, 10826406), (3, 7217604), (4, 5413203), (6, 3608802), (9, 2405868), (12, 1804401), (18, 1202934), (27, 801956), (36, 601467), (54, 400978), (108, 200489), (157, 137916), (314, 68958), (471, 45972), (628, 34479), (942, 22986), (1277, 16956), (1413, 15324), (1884, 11493), (2554, 8478), (2826, 7662), (3831, 5652), (4239, 5108)]