21352848

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1093}}^1$

素因数の和:1152

約数の個数: 80

約数和(自身を含む): 61859136

約数和(自身を除く): 40506288

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 37, 44, 48, 66, 74, 88, 111, 132, 148, 176, 222, 264, 296, 407, 444, 528, 592, 814, 888, 1093, 1221, 1628, 1776, 2186, 2442, 3256, 3279, 4372, 4884, 6512, 6558, 8744, 9768, 12023, 13116, 17488, 19536, 24046, 26232, 36069, 40441, 48092, 52464, 72138, 80882, 96184, 121323, 144276, 161764, 192368, 242646, 288552, 323528, 444851, 485292, 577104, 647056, 889702, 970584, 1334553, 1779404, 1941168, 2669106, 3558808, 5338212, 7117616, 10676424, 21352848]

約数ペア:

[(1, 21352848), (2, 10676424), (3, 7117616), (4, 5338212), (6, 3558808), (8, 2669106), (11, 1941168), (12, 1779404), (16, 1334553), (22, 970584), (24, 889702), (33, 647056), (37, 577104), (44, 485292), (48, 444851), (66, 323528), (74, 288552), (88, 242646), (111, 192368), (132, 161764), (148, 144276), (176, 121323), (222, 96184), (264, 80882), (296, 72138), (407, 52464), (444, 48092), (528, 40441), (592, 36069), (814, 26232), (888, 24046), (1093, 19536), (1221, 17488), (1628, 13116), (1776, 12023), (2186, 9768), (2442, 8744), (3256, 6558), (3279, 6512), (4372, 4884)]