21904694

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{1153}}^1$

素因数の和:1244

約数の個数: 32

約数和(自身を含む): 39882240

約数和(自身を除く): 17977546

約数列:

[1, 2, 7, 14, 23, 46, 59, 118, 161, 322, 413, 826, 1153, 1357, 2306, 2714, 8071, 9499, 16142, 18998, 26519, 53038, 68027, 136054, 185633, 371266, 476189, 952378, 1564621, 3129242, 10952347, 21904694]

約数ペア:

[(1, 21904694), (2, 10952347), (7, 3129242), (14, 1564621), (23, 952378), (46, 476189), (59, 371266), (118, 185633), (161, 136054), (322, 68027), (413, 53038), (826, 26519), (1153, 18998), (1357, 16142), (2306, 9499), (2714, 8071)]