21341144

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{7823}}^1$

素因数の和:7871

約数の個数: 32

約数和(自身を含む): 45066240

約数和(自身を除く): 23725096

約数列:

[1, 2, 4, 8, 11, 22, 31, 44, 62, 88, 124, 248, 341, 682, 1364, 2728, 7823, 15646, 31292, 62584, 86053, 172106, 242513, 344212, 485026, 688424, 970052, 1940104, 2667643, 5335286, 10670572, 21341144]

約数ペア:

[(1, 21341144), (2, 10670572), (4, 5335286), (8, 2667643), (11, 1940104), (22, 970052), (31, 688424), (44, 485026), (62, 344212), (88, 242513), (124, 172106), (248, 86053), (341, 62584), (682, 31292), (1364, 15646), (2728, 7823)]