21528032

素因数分解:

$2^5\times {\mathrm{89}}^1\times {\mathrm{7559}}^1$

素因数の和:7658

約数の個数: 24

約数和(自身を含む): 42865200

約数和(自身を除く): 21337168

約数列:

[1, 2, 4, 8, 16, 32, 89, 178, 356, 712, 1424, 2848, 7559, 15118, 30236, 60472, 120944, 241888, 672751, 1345502, 2691004, 5382008, 10764016, 21528032]

約数ペア:

[(1, 21528032), (2, 10764016), (4, 5382008), (8, 2691004), (16, 1345502), (32, 672751), (89, 241888), (178, 120944), (356, 60472), (712, 30236), (1424, 15118), (2848, 7559)]