21167691556

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{3228751}}^1$

素因数の和:3228915

約数の個数: 24

約数和(自身を含む): 40682275200

約数和(自身を除く): 19514583644

約数列:

[1, 2, 4, 11, 22, 44, 149, 298, 596, 1639, 3278, 6556, 3228751, 6457502, 12915004, 35516261, 71032522, 142065044, 481083899, 962167798, 1924335596, 5291922889, 10583845778, 21167691556]

約数ペア:

[(1, 21167691556), (2, 10583845778), (4, 5291922889), (11, 1924335596), (22, 962167798), (44, 481083899), (149, 142065044), (298, 71032522), (596, 35516261), (1639, 12915004), (3278, 6457502), (6556, 3228751)]