21978343231

素因数分解:

${\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{821}}^1\times {\mathrm{15031}}^1$

素因数の和:16002

約数の個数: 16

約数和(自身を含む): 23872379328

約数和(自身を除く): 1894036097

約数列:

[1, 13, 137, 821, 1781, 10673, 15031, 112477, 195403, 1462201, 2059247, 12340451, 26770211, 160425863, 1690641787, 21978343231]

約数ペア:

[(1, 21978343231), (13, 1690641787), (137, 160425863), (821, 26770211), (1781, 12340451), (10673, 2059247), (15031, 1462201), (112477, 195403)]