21998520064

素因数分解:

$2^8\times {\mathrm{17}}^1\times {\mathrm{5054807}}^1$

素因数の和:5054840

約数の個数: 36

約数和(自身を含む): 46494123984

約数和(自身を除く): 24495603920

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 256, 272, 544, 1088, 2176, 4352, 5054807, 10109614, 20219228, 40438456, 80876912, 85931719, 161753824, 171863438, 323507648, 343726876, 647015296, 687453752, 1294030592, 1374907504, 2749815008, 5499630016, 10999260032, 21998520064]

約数ペア:

[(1, 21998520064), (2, 10999260032), (4, 5499630016), (8, 2749815008), (16, 1374907504), (17, 1294030592), (32, 687453752), (34, 647015296), (64, 343726876), (68, 323507648), (128, 171863438), (136, 161753824), (256, 85931719), (272, 80876912), (544, 40438456), (1088, 20219228), (2176, 10109614), (4352, 5054807)]