21247656

素因数分解:

$2^3\times 3^1\times {\mathrm{97}}^1\times {\mathrm{9127}}^1$

素因数の和:9233

約数の個数: 32

約数和(自身を含む): 53672640

約数和(自身を除く): 32424984

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 97, 194, 291, 388, 582, 776, 1164, 2328, 9127, 18254, 27381, 36508, 54762, 73016, 109524, 219048, 885319, 1770638, 2655957, 3541276, 5311914, 7082552, 10623828, 21247656]

約数ペア:

[(1, 21247656), (2, 10623828), (3, 7082552), (4, 5311914), (6, 3541276), (8, 2655957), (12, 1770638), (24, 885319), (97, 219048), (194, 109524), (291, 73016), (388, 54762), (582, 36508), (776, 27381), (1164, 18254), (2328, 9127)]