21028288

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{17293}}^1$

素因数の和:17324

約数の個数: 28

約数和(自身を含む): 43926760

約数和(自身を除く): 22898472

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 152, 304, 608, 1216, 17293, 34586, 69172, 138344, 276688, 328567, 553376, 657134, 1106752, 1314268, 2628536, 5257072, 10514144, 21028288]

約数ペア:

[(1, 21028288), (2, 10514144), (4, 5257072), (8, 2628536), (16, 1314268), (19, 1106752), (32, 657134), (38, 553376), (64, 328567), (76, 276688), (152, 138344), (304, 69172), (608, 34586), (1216, 17293)]