21094440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{4751}}^1$

素因数の和:4802

約数の個数: 64

約数和(自身を含む): 65007360

約数和(自身を除く): 43912920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 60, 74, 111, 120, 148, 185, 222, 296, 370, 444, 555, 740, 888, 1110, 1480, 2220, 4440, 4751, 9502, 14253, 19004, 23755, 28506, 38008, 47510, 57012, 71265, 95020, 114024, 142530, 175787, 190040, 285060, 351574, 527361, 570120, 703148, 878935, 1054722, 1406296, 1757870, 2109444, 2636805, 3515740, 4218888, 5273610, 7031480, 10547220, 21094440]

約数ペア:

[(1, 21094440), (2, 10547220), (3, 7031480), (4, 5273610), (5, 4218888), (6, 3515740), (8, 2636805), (10, 2109444), (12, 1757870), (15, 1406296), (20, 1054722), (24, 878935), (30, 703148), (37, 570120), (40, 527361), (60, 351574), (74, 285060), (111, 190040), (120, 175787), (148, 142530), (185, 114024), (222, 95020), (296, 71265), (370, 57012), (444, 47510), (555, 38008), (740, 28506), (888, 23755), (1110, 19004), (1480, 14253), (2220, 9502), (4440, 4751)]