21627196

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{557}}^1\times {\mathrm{571}}^1$

素因数の和:1149

約数の個数: 24

約数和(自身を含む): 40216176

約数和(自身を除く): 18588980

約数列:

[1, 2, 4, 17, 34, 68, 557, 571, 1114, 1142, 2228, 2284, 9469, 9707, 18938, 19414, 37876, 38828, 318047, 636094, 1272188, 5406799, 10813598, 21627196]

約数ペア:

[(1, 21627196), (2, 10813598), (4, 5406799), (17, 1272188), (34, 636094), (68, 318047), (557, 38828), (571, 37876), (1114, 19414), (1142, 18938), (2228, 9707), (2284, 9469)]