21142612

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{2909}}^1$

素因数の和:3015

約数の個数: 24

約数和(自身を含む): 39110400

約数和(自身を除く): 17967788

約数列:

[1, 2, 4, 23, 46, 79, 92, 158, 316, 1817, 2909, 3634, 5818, 7268, 11636, 66907, 133814, 229811, 267628, 459622, 919244, 5285653, 10571306, 21142612]

約数ペア:

[(1, 21142612), (2, 10571306), (4, 5285653), (23, 919244), (46, 459622), (79, 267628), (92, 229811), (158, 133814), (316, 66907), (1817, 11636), (2909, 7268), (3634, 5818)]