21285576

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{22741}}^1$

素因数の和:22766

約数の個数: 48

約数和(自身を含む): 62085660

約数和(自身を除く): 40800084

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936, 22741, 45482, 68223, 90964, 136446, 181928, 204669, 272892, 295633, 409338, 545784, 591266, 818676, 886899, 1182532, 1637352, 1773798, 2365064, 2660697, 3547596, 5321394, 7095192, 10642788, 21285576]

約数ペア:

[(1, 21285576), (2, 10642788), (3, 7095192), (4, 5321394), (6, 3547596), (8, 2660697), (9, 2365064), (12, 1773798), (13, 1637352), (18, 1182532), (24, 886899), (26, 818676), (36, 591266), (39, 545784), (52, 409338), (72, 295633), (78, 272892), (104, 204669), (117, 181928), (156, 136446), (234, 90964), (312, 68223), (468, 45482), (936, 22741)]