21167773232

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1698313}}^1$

素因数の和:1698381

約数の個数: 40

約数和(自身を含む): 44224096560

約数和(自身を除く): 23056323328

約数列:

[1, 2, 4, 8, 16, 19, 38, 41, 76, 82, 152, 164, 304, 328, 656, 779, 1558, 3116, 6232, 12464, 1698313, 3396626, 6793252, 13586504, 27173008, 32267947, 64535894, 69630833, 129071788, 139261666, 258143576, 278523332, 516287152, 557046664, 1114093328, 1322985827, 2645971654, 5291943308, 10583886616, 21167773232]

約数ペア:

[(1, 21167773232), (2, 10583886616), (4, 5291943308), (8, 2645971654), (16, 1322985827), (19, 1114093328), (38, 557046664), (41, 516287152), (76, 278523332), (82, 258143576), (152, 139261666), (164, 129071788), (304, 69630833), (328, 64535894), (656, 32267947), (779, 27173008), (1558, 13586504), (3116, 6793252), (6232, 3396626), (12464, 1698313)]