21867872

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{52567}}^1$

素因数の和:52590

約数の個数: 24

約数和(自身を含む): 46364976

約数和(自身を除く): 24497104

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 52567, 105134, 210268, 420536, 683371, 841072, 1366742, 1682144, 2733484, 5466968, 10933936, 21867872]

約数ペア:

[(1, 21867872), (2, 10933936), (4, 5466968), (8, 2733484), (13, 1682144), (16, 1366742), (26, 841072), (32, 683371), (52, 420536), (104, 210268), (208, 105134), (416, 52567)]