21116544

素因数分解:

$2^7\times 3^1\times {\mathrm{127}}^1\times {\mathrm{433}}^1$

素因数の和:577

約数の個数: 64

約数和(自身を含む): 56663040

約数和(自身を除く): 35546496

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 127, 128, 192, 254, 381, 384, 433, 508, 762, 866, 1016, 1299, 1524, 1732, 2032, 2598, 3048, 3464, 4064, 5196, 6096, 6928, 8128, 10392, 12192, 13856, 16256, 20784, 24384, 27712, 41568, 48768, 54991, 55424, 83136, 109982, 164973, 166272, 219964, 329946, 439928, 659892, 879856, 1319784, 1759712, 2639568, 3519424, 5279136, 7038848, 10558272, 21116544]

約数ペア:

[(1, 21116544), (2, 10558272), (3, 7038848), (4, 5279136), (6, 3519424), (8, 2639568), (12, 1759712), (16, 1319784), (24, 879856), (32, 659892), (48, 439928), (64, 329946), (96, 219964), (127, 166272), (128, 164973), (192, 109982), (254, 83136), (381, 55424), (384, 54991), (433, 48768), (508, 41568), (762, 27712), (866, 24384), (1016, 20784), (1299, 16256), (1524, 13856), (1732, 12192), (2032, 10392), (2598, 8128), (3048, 6928), (3464, 6096), (4064, 5196)]