21907476

素因数分解:

$2^2\times 3^3\times {\mathrm{71}}^1\times {\mathrm{2857}}^1$

素因数の和:2941

約数の個数: 48

約数和(自身を含む): 57617280

約数和(自身を除く): 35709804

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 71, 108, 142, 213, 284, 426, 639, 852, 1278, 1917, 2556, 2857, 3834, 5714, 7668, 8571, 11428, 17142, 25713, 34284, 51426, 77139, 102852, 154278, 202847, 308556, 405694, 608541, 811388, 1217082, 1825623, 2434164, 3651246, 5476869, 7302492, 10953738, 21907476]

約数ペア:

[(1, 21907476), (2, 10953738), (3, 7302492), (4, 5476869), (6, 3651246), (9, 2434164), (12, 1825623), (18, 1217082), (27, 811388), (36, 608541), (54, 405694), (71, 308556), (108, 202847), (142, 154278), (213, 102852), (284, 77139), (426, 51426), (639, 34284), (852, 25713), (1278, 17142), (1917, 11428), (2556, 8571), (2857, 7668), (3834, 5714)]