21871942

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{11597}}^1$

素因数の和:11663

約数の個数: 16

約数和(自身を含む): 35072352

約数和(自身を除く): 13200410

約数列:

[1, 2, 23, 41, 46, 82, 943, 1886, 11597, 23194, 266731, 475477, 533462, 950954, 10935971, 21871942]

約数ペア:

[(1, 21871942), (2, 10935971), (23, 950954), (41, 533462), (46, 475477), (82, 266731), (943, 23194), (1886, 11597)]