21607080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{16369}}^1$

素因数の和:16394

約数の個数: 64

約数和(自身を含む): 70718400

約数和(自身を除く): 49111320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 1320, 16369, 32738, 49107, 65476, 81845, 98214, 130952, 163690, 180059, 196428, 245535, 327380, 360118, 392856, 491070, 540177, 654760, 720236, 900295, 982140, 1080354, 1440472, 1800590, 1964280, 2160708, 2700885, 3601180, 4321416, 5401770, 7202360, 10803540, 21607080]

約数ペア:

[(1, 21607080), (2, 10803540), (3, 7202360), (4, 5401770), (5, 4321416), (6, 3601180), (8, 2700885), (10, 2160708), (11, 1964280), (12, 1800590), (15, 1440472), (20, 1080354), (22, 982140), (24, 900295), (30, 720236), (33, 654760), (40, 540177), (44, 491070), (55, 392856), (60, 360118), (66, 327380), (88, 245535), (110, 196428), (120, 180059), (132, 163690), (165, 130952), (220, 98214), (264, 81845), (330, 65476), (440, 49107), (660, 32738), (1320, 16369)]