21945864

素因数分解:

$2^3\times 3^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{479}}^1$

素因数の和:594

約数の個数: 64

約数和(自身を含む): 58060800

約数和(自身を除く): 36114936

約数列:

[1, 2, 3, 4, 6, 8, 12, 23, 24, 46, 69, 83, 92, 138, 166, 184, 249, 276, 332, 479, 498, 552, 664, 958, 996, 1437, 1909, 1916, 1992, 2874, 3818, 3832, 5727, 5748, 7636, 11017, 11454, 11496, 15272, 22034, 22908, 33051, 39757, 44068, 45816, 66102, 79514, 88136, 119271, 132204, 159028, 238542, 264408, 318056, 477084, 914411, 954168, 1828822, 2743233, 3657644, 5486466, 7315288, 10972932, 21945864]

約数ペア:

[(1, 21945864), (2, 10972932), (3, 7315288), (4, 5486466), (6, 3657644), (8, 2743233), (12, 1828822), (23, 954168), (24, 914411), (46, 477084), (69, 318056), (83, 264408), (92, 238542), (138, 159028), (166, 132204), (184, 119271), (249, 88136), (276, 79514), (332, 66102), (479, 45816), (498, 44068), (552, 39757), (664, 33051), (958, 22908), (996, 22034), (1437, 15272), (1909, 11496), (1916, 11454), (1992, 11017), (2874, 7636), (3818, 5748), (3832, 5727)]