21498372

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{9479}}^1$

素因数の和:9502

約数の個数: 60

約数和(自身を含む): 64236480

約数和(自身を除く): 42738108

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 189, 252, 324, 378, 567, 756, 1134, 2268, 9479, 18958, 28437, 37916, 56874, 66353, 85311, 113748, 132706, 170622, 199059, 255933, 265412, 341244, 398118, 511866, 597177, 767799, 796236, 1023732, 1194354, 1535598, 1791531, 2388708, 3071196, 3583062, 5374593, 7166124, 10749186, 21498372]

約数ペア:

[(1, 21498372), (2, 10749186), (3, 7166124), (4, 5374593), (6, 3583062), (7, 3071196), (9, 2388708), (12, 1791531), (14, 1535598), (18, 1194354), (21, 1023732), (27, 796236), (28, 767799), (36, 597177), (42, 511866), (54, 398118), (63, 341244), (81, 265412), (84, 255933), (108, 199059), (126, 170622), (162, 132706), (189, 113748), (252, 85311), (324, 66353), (378, 56874), (567, 37916), (756, 28437), (1134, 18958), (2268, 9479)]