21986291218

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{4349}}^1\times {\mathrm{133039}}^1$

素因数の和:137409

約数の個数: 16

約数和(自身を含む): 34723440000

約数和(自身を除く): 12737148782

約数列:

[1, 2, 19, 38, 4349, 8698, 82631, 133039, 165262, 266078, 2527741, 5055482, 578586611, 1157173222, 10993145609, 21986291218]

約数ペア:

[(1, 21986291218), (2, 10993145609), (19, 1157173222), (38, 578586611), (4349, 5055482), (8698, 2527741), (82631, 266078), (133039, 165262)]