21699164

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{113}}^1\times {\mathrm{787}}^1$

素因数の和:965

約数の個数: 24

約数和(自身を含む): 38987088

約数和(自身を除く): 17287924

約数列:

[1, 2, 4, 61, 113, 122, 226, 244, 452, 787, 1574, 3148, 6893, 13786, 27572, 48007, 88931, 96014, 177862, 192028, 355724, 5424791, 10849582, 21699164]

約数ペア:

[(1, 21699164), (2, 10849582), (4, 5424791), (61, 355724), (113, 192028), (122, 177862), (226, 96014), (244, 88931), (452, 48007), (787, 27572), (1574, 13786), (3148, 6893)]