21104824

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{202931}}^1$

素因数の和:202950

約数の個数: 16

約数和(自身を含む): 42615720

約数和(自身を除く): 21510896

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 202931, 405862, 811724, 1623448, 2638103, 5276206, 10552412, 21104824]

約数ペア:

[(1, 21104824), (2, 10552412), (4, 5276206), (8, 2638103), (13, 1623448), (26, 811724), (52, 405862), (104, 202931)]