21400346

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{51197}}^1$

素因数の和:51229

約数の個数: 16

約数和(自身を含む): 36862560

約数和(自身を除く): 15462214

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 51197, 102394, 563167, 972743, 1126334, 1945486, 10700173, 21400346]

約数ペア:

[(1, 21400346), (2, 10700173), (11, 1945486), (19, 1126334), (22, 972743), (38, 563167), (209, 102394), (418, 51197)]