21201664

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{7529}}^1$

素因数の和:7556

約数の個数: 36

約数和(自身を含む): 46173960

約数和(自身を除く): 24972296

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 128, 176, 256, 352, 704, 1408, 2816, 7529, 15058, 30116, 60232, 82819, 120464, 165638, 240928, 331276, 481856, 662552, 963712, 1325104, 1927424, 2650208, 5300416, 10600832, 21201664]

約数ペア:

[(1, 21201664), (2, 10600832), (4, 5300416), (8, 2650208), (11, 1927424), (16, 1325104), (22, 963712), (32, 662552), (44, 481856), (64, 331276), (88, 240928), (128, 165638), (176, 120464), (256, 82819), (352, 60232), (704, 30116), (1408, 15058), (2816, 7529)]