21136064

素因数分解:

$2^6\times {\mathrm{131}}^1\times {\mathrm{2521}}^1$

素因数の和:2664

約数の個数: 28

約数和(自身を含む): 42278808

約数和(自身を除く): 21142744

約数列:

[1, 2, 4, 8, 16, 32, 64, 131, 262, 524, 1048, 2096, 2521, 4192, 5042, 8384, 10084, 20168, 40336, 80672, 161344, 330251, 660502, 1321004, 2642008, 5284016, 10568032, 21136064]

約数ペア:

[(1, 21136064), (2, 10568032), (4, 5284016), (8, 2642008), (16, 1321004), (32, 660502), (64, 330251), (131, 161344), (262, 80672), (524, 40336), (1048, 20168), (2096, 10084), (2521, 8384), (4192, 5042)]