21982176

素因数分解:

$2^5\times 3^2\times {\mathrm{127}}^1\times {\mathrm{601}}^1$

素因数の和:744

約数の個数: 72

約数和(自身を含む): 63108864

約数和(自身を除く): 41126688

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 127, 144, 254, 288, 381, 508, 601, 762, 1016, 1143, 1202, 1524, 1803, 2032, 2286, 2404, 3048, 3606, 4064, 4572, 4808, 5409, 6096, 7212, 9144, 9616, 10818, 12192, 14424, 18288, 19232, 21636, 28848, 36576, 43272, 57696, 76327, 86544, 152654, 173088, 228981, 305308, 457962, 610616, 686943, 915924, 1221232, 1373886, 1831848, 2442464, 2747772, 3663696, 5495544, 7327392, 10991088, 21982176]

約数ペア:

[(1, 21982176), (2, 10991088), (3, 7327392), (4, 5495544), (6, 3663696), (8, 2747772), (9, 2442464), (12, 1831848), (16, 1373886), (18, 1221232), (24, 915924), (32, 686943), (36, 610616), (48, 457962), (72, 305308), (96, 228981), (127, 173088), (144, 152654), (254, 86544), (288, 76327), (381, 57696), (508, 43272), (601, 36576), (762, 28848), (1016, 21636), (1143, 19232), (1202, 18288), (1524, 14424), (1803, 12192), (2032, 10818), (2286, 9616), (2404, 9144), (3048, 7212), (3606, 6096), (4064, 5409), (4572, 4808)]