21807168

素因数分解:

$2^6\times 3^1\times {\mathrm{53}}^1\times {\mathrm{2143}}^1$

素因数の和:2211

約数の個数: 56

約数和(自身を含む): 58814208

約数和(自身を除く): 37007040

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 53, 64, 96, 106, 159, 192, 212, 318, 424, 636, 848, 1272, 1696, 2143, 2544, 3392, 4286, 5088, 6429, 8572, 10176, 12858, 17144, 25716, 34288, 51432, 68576, 102864, 113579, 137152, 205728, 227158, 340737, 411456, 454316, 681474, 908632, 1362948, 1817264, 2725896, 3634528, 5451792, 7269056, 10903584, 21807168]

約数ペア:

[(1, 21807168), (2, 10903584), (3, 7269056), (4, 5451792), (6, 3634528), (8, 2725896), (12, 1817264), (16, 1362948), (24, 908632), (32, 681474), (48, 454316), (53, 411456), (64, 340737), (96, 227158), (106, 205728), (159, 137152), (192, 113579), (212, 102864), (318, 68576), (424, 51432), (636, 34288), (848, 25716), (1272, 17144), (1696, 12858), (2143, 10176), (2544, 8572), (3392, 6429), (4286, 5088)]