21167797964

素因数分解:

$2^2\times {\mathrm{131}}^1\times {\mathrm{2707}}^1\times {\mathrm{14923}}^1$

素因数の和:17765

約数の個数: 24

約数和(自身を含む): 37342713408

約数和(自身を除く): 16174915444

約数列:

[1, 2, 4, 131, 262, 524, 2707, 5414, 10828, 14923, 29846, 59692, 354617, 709234, 1418468, 1954913, 3909826, 7819652, 40396561, 80793122, 161586244, 5291949491, 10583898982, 21167797964]

約数ペア:

[(1, 21167797964), (2, 10583898982), (4, 5291949491), (131, 161586244), (262, 80793122), (524, 40396561), (2707, 7819652), (5414, 3909826), (10828, 1954913), (14923, 1418468), (29846, 709234), (59692, 354617)]