21617544

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{359}}^1$

素因数の和:574

約数の個数: 64

約数和(自身を含む): 58665600

約数和(自身を除く): 37048056

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 193, 312, 359, 386, 579, 718, 772, 1077, 1158, 1436, 1544, 2154, 2316, 2509, 2872, 4308, 4632, 4667, 5018, 7527, 8616, 9334, 10036, 14001, 15054, 18668, 20072, 28002, 30108, 37336, 56004, 60216, 69287, 112008, 138574, 207861, 277148, 415722, 554296, 831444, 900731, 1662888, 1801462, 2702193, 3602924, 5404386, 7205848, 10808772, 21617544]

約数ペア:

[(1, 21617544), (2, 10808772), (3, 7205848), (4, 5404386), (6, 3602924), (8, 2702193), (12, 1801462), (13, 1662888), (24, 900731), (26, 831444), (39, 554296), (52, 415722), (78, 277148), (104, 207861), (156, 138574), (193, 112008), (312, 69287), (359, 60216), (386, 56004), (579, 37336), (718, 30108), (772, 28002), (1077, 20072), (1158, 18668), (1436, 15054), (1544, 14001), (2154, 10036), (2316, 9334), (2509, 8616), (2872, 7527), (4308, 5018), (4632, 4667)]