21302676

素因数分解:

$2^2\times 3^4\times {\mathrm{37}}^1\times {\mathrm{1777}}^1$

素因数の和:1830

約数の個数: 60

約数和(自身を含む): 57226708

約数和(自身を除く): 35924032

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 37, 54, 74, 81, 108, 111, 148, 162, 222, 324, 333, 444, 666, 999, 1332, 1777, 1998, 2997, 3554, 3996, 5331, 5994, 7108, 10662, 11988, 15993, 21324, 31986, 47979, 63972, 65749, 95958, 131498, 143937, 191916, 197247, 262996, 287874, 394494, 575748, 591741, 788988, 1183482, 1775223, 2366964, 3550446, 5325669, 7100892, 10651338, 21302676]

約数ペア:

[(1, 21302676), (2, 10651338), (3, 7100892), (4, 5325669), (6, 3550446), (9, 2366964), (12, 1775223), (18, 1183482), (27, 788988), (36, 591741), (37, 575748), (54, 394494), (74, 287874), (81, 262996), (108, 197247), (111, 191916), (148, 143937), (162, 131498), (222, 95958), (324, 65749), (333, 63972), (444, 47979), (666, 31986), (999, 21324), (1332, 15993), (1777, 11988), (1998, 10662), (2997, 7108), (3554, 5994), (3996, 5331)]