21563496

素因数分解:

$2^3\times 3^4\times {\mathrm{107}}^1\times {\mathrm{311}}^1$

素因数の和:436

約数の個数: 80

約数和(自身を含む): 61158240

約数和(自身を除く): 39594744

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 107, 108, 162, 214, 216, 311, 321, 324, 428, 622, 642, 648, 856, 933, 963, 1244, 1284, 1866, 1926, 2488, 2568, 2799, 2889, 3732, 3852, 5598, 5778, 7464, 7704, 8397, 8667, 11196, 11556, 16794, 17334, 22392, 23112, 25191, 33277, 33588, 34668, 50382, 66554, 67176, 69336, 99831, 100764, 133108, 199662, 201528, 266216, 299493, 399324, 598986, 798648, 898479, 1197972, 1796958, 2395944, 2695437, 3593916, 5390874, 7187832, 10781748, 21563496]

約数ペア:

[(1, 21563496), (2, 10781748), (3, 7187832), (4, 5390874), (6, 3593916), (8, 2695437), (9, 2395944), (12, 1796958), (18, 1197972), (24, 898479), (27, 798648), (36, 598986), (54, 399324), (72, 299493), (81, 266216), (107, 201528), (108, 199662), (162, 133108), (214, 100764), (216, 99831), (311, 69336), (321, 67176), (324, 66554), (428, 50382), (622, 34668), (642, 33588), (648, 33277), (856, 25191), (933, 23112), (963, 22392), (1244, 17334), (1284, 16794), (1866, 11556), (1926, 11196), (2488, 8667), (2568, 8397), (2799, 7704), (2889, 7464), (3732, 5778), (3852, 5598)]