21763742

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1553}}^1$

素因数の和:1593

約数の個数: 48

約数和(自身を含む): 44643312

約数和(自身を除く): 22879570

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 49, 77, 91, 98, 143, 154, 182, 286, 539, 637, 1001, 1078, 1274, 1553, 2002, 3106, 7007, 10871, 14014, 17083, 20189, 21742, 34166, 40378, 76097, 119581, 141323, 152194, 222079, 239162, 282646, 444158, 837067, 989261, 1554553, 1674134, 1978522, 3109106, 10881871, 21763742]

約数ペア:

[(1, 21763742), (2, 10881871), (7, 3109106), (11, 1978522), (13, 1674134), (14, 1554553), (22, 989261), (26, 837067), (49, 444158), (77, 282646), (91, 239162), (98, 222079), (143, 152194), (154, 141323), (182, 119581), (286, 76097), (539, 40378), (637, 34166), (1001, 21742), (1078, 20189), (1274, 17083), (1553, 14014), (2002, 10871), (3106, 7007)]