21750528

素因数分解:

$2^8\times 3^1\times {\mathrm{127}}^1\times {\mathrm{223}}^1$

素因数の和:369

約数の個数: 72

約数和(自身を含む): 58605568

約数和(自身を除く): 36855040

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 127, 128, 192, 223, 254, 256, 381, 384, 446, 508, 669, 762, 768, 892, 1016, 1338, 1524, 1784, 2032, 2676, 3048, 3568, 4064, 5352, 6096, 7136, 8128, 10704, 12192, 14272, 16256, 21408, 24384, 28321, 28544, 32512, 42816, 48768, 56642, 57088, 84963, 85632, 97536, 113284, 169926, 171264, 226568, 339852, 453136, 679704, 906272, 1359408, 1812544, 2718816, 3625088, 5437632, 7250176, 10875264, 21750528]

約数ペア:

[(1, 21750528), (2, 10875264), (3, 7250176), (4, 5437632), (6, 3625088), (8, 2718816), (12, 1812544), (16, 1359408), (24, 906272), (32, 679704), (48, 453136), (64, 339852), (96, 226568), (127, 171264), (128, 169926), (192, 113284), (223, 97536), (254, 85632), (256, 84963), (381, 57088), (384, 56642), (446, 48768), (508, 42816), (669, 32512), (762, 28544), (768, 28321), (892, 24384), (1016, 21408), (1338, 16256), (1524, 14272), (1784, 12192), (2032, 10704), (2676, 8128), (3048, 7136), (3568, 6096), (4064, 5352)]