21544744

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{9007}}^1$

素因数の和:9049

約数の個数: 32

約数和(自身を含む): 45400320

約数和(自身を除く): 23855576

約数列:

[1, 2, 4, 8, 13, 23, 26, 46, 52, 92, 104, 184, 299, 598, 1196, 2392, 9007, 18014, 36028, 72056, 117091, 207161, 234182, 414322, 468364, 828644, 936728, 1657288, 2693093, 5386186, 10772372, 21544744]

約数ペア:

[(1, 21544744), (2, 10772372), (4, 5386186), (8, 2693093), (13, 1657288), (23, 936728), (26, 828644), (46, 468364), (52, 414322), (92, 234182), (104, 207161), (184, 117091), (299, 72056), (598, 36028), (1196, 18014), (2392, 9007)]