21131016

素因数分解:

$2^3\times 3^1\times {\mathrm{617}}^1\times {\mathrm{1427}}^1$

素因数の和:2053

約数の個数: 32

約数和(自身を含む): 52950240

約数和(自身を除く): 31819224

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 617, 1234, 1427, 1851, 2468, 2854, 3702, 4281, 4936, 5708, 7404, 8562, 11416, 14808, 17124, 34248, 880459, 1760918, 2641377, 3521836, 5282754, 7043672, 10565508, 21131016]

約数ペア:

[(1, 21131016), (2, 10565508), (3, 7043672), (4, 5282754), (6, 3521836), (8, 2641377), (12, 1760918), (24, 880459), (617, 34248), (1234, 17124), (1427, 14808), (1851, 11416), (2468, 8562), (2854, 7404), (3702, 5708), (4281, 4936)]