21617336

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{12227}}^1$

素因数の和:12263

約数の個数: 32

約数和(自身を含む): 46221840

約数和(自身を除く): 24604504

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 221, 442, 884, 1768, 12227, 24454, 48908, 97816, 158951, 207859, 317902, 415718, 635804, 831436, 1271608, 1662872, 2702167, 5404334, 10808668, 21617336]

約数ペア:

[(1, 21617336), (2, 10808668), (4, 5404334), (8, 2702167), (13, 1662872), (17, 1271608), (26, 831436), (34, 635804), (52, 415718), (68, 317902), (104, 207859), (136, 158951), (221, 97816), (442, 48908), (884, 24454), (1768, 12227)]