21221382

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{38867}}^1$

素因数の和:38892

約数の個数: 32

約数和(自身を含む): 52238592

約数和(自身を除く): 31017210

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 182, 273, 546, 38867, 77734, 116601, 233202, 272069, 505271, 544138, 816207, 1010542, 1515813, 1632414, 3031626, 3536897, 7073794, 10610691, 21221382]

約数ペア:

[(1, 21221382), (2, 10610691), (3, 7073794), (6, 3536897), (7, 3031626), (13, 1632414), (14, 1515813), (21, 1010542), (26, 816207), (39, 544138), (42, 505271), (78, 272069), (91, 233202), (182, 116601), (273, 77734), (546, 38867)]