21854368

素因数分解:

$2^5\times {\mathrm{71}}^1\times {\mathrm{9619}}^1$

素因数の和:9700

約数の個数: 24

約数和(自身を含む): 43636320

約数和(自身を除く): 21781952

約数列:

[1, 2, 4, 8, 16, 32, 71, 142, 284, 568, 1136, 2272, 9619, 19238, 38476, 76952, 153904, 307808, 682949, 1365898, 2731796, 5463592, 10927184, 21854368]

約数ペア:

[(1, 21854368), (2, 10927184), (4, 5463592), (8, 2731796), (16, 1365898), (32, 682949), (71, 307808), (142, 153904), (284, 76952), (568, 38476), (1136, 19238), (2272, 9619)]