21523568

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{4217}}^1$

素因数の和:4265

約数の個数: 40

約数和(自身を含む): 47072880

約数和(自身を除く): 25549312

約数列:

[1, 2, 4, 8, 11, 16, 22, 29, 44, 58, 88, 116, 176, 232, 319, 464, 638, 1276, 2552, 4217, 5104, 8434, 16868, 33736, 46387, 67472, 92774, 122293, 185548, 244586, 371096, 489172, 742192, 978344, 1345223, 1956688, 2690446, 5380892, 10761784, 21523568]

約数ペア:

[(1, 21523568), (2, 10761784), (4, 5380892), (8, 2690446), (11, 1956688), (16, 1345223), (22, 978344), (29, 742192), (44, 489172), (58, 371096), (88, 244586), (116, 185548), (176, 122293), (232, 92774), (319, 67472), (464, 46387), (638, 33736), (1276, 16868), (2552, 8434), (4217, 5104)]