21940096

素因数分解:

$2^7\times {\mathrm{181}}^1\times {\mathrm{947}}^1$

素因数の和:1142

約数の個数: 32

約数和(自身を含む): 43996680

約数和(自身を除く): 22056584

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 181, 362, 724, 947, 1448, 1894, 2896, 3788, 5792, 7576, 11584, 15152, 23168, 30304, 60608, 121216, 171407, 342814, 685628, 1371256, 2742512, 5485024, 10970048, 21940096]

約数ペア:

[(1, 21940096), (2, 10970048), (4, 5485024), (8, 2742512), (16, 1371256), (32, 685628), (64, 342814), (128, 171407), (181, 121216), (362, 60608), (724, 30304), (947, 23168), (1448, 15152), (1894, 11584), (2896, 7576), (3788, 5792)]