21419164

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{17909}}^1$

素因数の和:17949

約数の個数: 24

約数和(自身を含む): 42124320

約数和(自身を除く): 20705156

約数列:

[1, 2, 4, 13, 23, 26, 46, 52, 92, 299, 598, 1196, 17909, 35818, 71636, 232817, 411907, 465634, 823814, 931268, 1647628, 5354791, 10709582, 21419164]

約数ペア:

[(1, 21419164), (2, 10709582), (4, 5354791), (13, 1647628), (23, 931268), (26, 823814), (46, 465634), (52, 411907), (92, 232817), (299, 71636), (598, 35818), (1196, 17909)]