21342365

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{6577}}^1$

素因数の和:6652

約数の個数: 16

約数和(自身を含む): 28416960

約数和(自身を除く): 7074595

約数列:

[1, 5, 11, 55, 59, 295, 649, 3245, 6577, 32885, 72347, 361735, 388043, 1940215, 4268473, 21342365]

約数ペア:

[(1, 21342365), (5, 4268473), (11, 1940215), (55, 388043), (59, 361735), (295, 72347), (649, 32885), (3245, 6577)]