21832330

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{8839}}^1$

素因数の和:8878

約数の個数: 32

約数和(自身を含む): 44553600

約数和(自身を除く): 22721270

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2470, 8839, 17678, 44195, 88390, 114907, 167941, 229814, 335882, 574535, 839705, 1149070, 1679410, 2183233, 4366466, 10916165, 21832330]

約数ペア:

[(1, 21832330), (2, 10916165), (5, 4366466), (10, 2183233), (13, 1679410), (19, 1149070), (26, 839705), (38, 574535), (65, 335882), (95, 229814), (130, 167941), (190, 114907), (247, 88390), (494, 44195), (1235, 17678), (2470, 8839)]