21794271

素因数分解:

$3^1\times {\mathrm{23}}^2\times {\mathrm{31}}^1\times {\mathrm{443}}^1$

素因数の和:523

約数の個数: 24

約数和(自身を含む): 31428096

約数和(自身を除く): 9633825

約数列:

[1, 3, 23, 31, 69, 93, 443, 529, 713, 1329, 1587, 2139, 10189, 13733, 16399, 30567, 41199, 49197, 234347, 315859, 703041, 947577, 7264757, 21794271]

約数ペア:

[(1, 21794271), (3, 7264757), (23, 947577), (31, 703041), (69, 315859), (93, 234347), (443, 49197), (529, 41199), (713, 30567), (1329, 16399), (1587, 13733), (2139, 10189)]