21183592

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{523}}^1$

素因数の和:673

約数の個数: 32

約数和(自身を含む): 40934880

約数和(自身を除く): 19751288

約数列:

[1, 2, 4, 8, 61, 83, 122, 166, 244, 332, 488, 523, 664, 1046, 2092, 4184, 5063, 10126, 20252, 31903, 40504, 43409, 63806, 86818, 127612, 173636, 255224, 347272, 2647949, 5295898, 10591796, 21183592]

約数ペア:

[(1, 21183592), (2, 10591796), (4, 5295898), (8, 2647949), (61, 347272), (83, 255224), (122, 173636), (166, 127612), (244, 86818), (332, 63806), (488, 43409), (523, 40504), (664, 31903), (1046, 20252), (2092, 10126), (4184, 5063)]