21204092318

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{269}}^1\times {\mathrm{29567}}^1$

素因数の和:29912

約数の個数: 32

約数和(自身を含む): 33721712640

約数和(自身を除く): 12517620322

約数列:

[1, 2, 31, 43, 62, 86, 269, 538, 1333, 2666, 8339, 11567, 16678, 23134, 29567, 59134, 358577, 717154, 916577, 1271381, 1833154, 2542762, 7953523, 15907046, 39412811, 78825622, 246559213, 342001489, 493118426, 684002978, 10602046159, 21204092318]

約数ペア:

[(1, 21204092318), (2, 10602046159), (31, 684002978), (43, 493118426), (62, 342001489), (86, 246559213), (269, 78825622), (538, 39412811), (1333, 15907046), (2666, 7953523), (8339, 2542762), (11567, 1833154), (16678, 1271381), (23134, 916577), (29567, 717154), (59134, 358577)]