21752384

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{19993}}^1$

素因数の和:20022

約数の個数: 28

約数和(自身を含む): 45706284

約数和(自身を除く): 23953900

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 136, 272, 544, 1088, 19993, 39986, 79972, 159944, 319888, 339881, 639776, 679762, 1279552, 1359524, 2719048, 5438096, 10876192, 21752384]

約数ペア:

[(1, 21752384), (2, 10876192), (4, 5438096), (8, 2719048), (16, 1359524), (17, 1279552), (32, 679762), (34, 639776), (64, 339881), (68, 319888), (136, 159944), (272, 79972), (544, 39986), (1088, 19993)]