221421306

素因数分解:

$2^1\times 3^1\times {\mathrm{107}}^1\times {\mathrm{344893}}^1$

素因数の和:345005

約数の個数: 16

約数和(自身を含む): 446982624

約数和(自身を除く): 225561318

約数列:

[1, 2, 3, 6, 107, 214, 321, 642, 344893, 689786, 1034679, 2069358, 36903551, 73807102, 110710653, 221421306]

約数ペア:

[(1, 221421306), (2, 110710653), (3, 73807102), (6, 36903551), (107, 2069358), (214, 1034679), (321, 689786), (642, 344893)]