21000388639

素因数分解:

${\mathrm{271}}^1\times {\mathrm{1009}}^1\times {\mathrm{76801}}^1$

素因数の和:78081

約数の個数: 8

約数和(自身を含む): 21099045440

約数和(自身を除く): 98656801

約数列:

[1, 271, 1009, 76801, 273439, 20813071, 77492209, 21000388639]

約数ペア:

[(1, 21000388639), (271, 77492209), (1009, 20813071), (76801, 273439)]