21009098

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{50261}}^1$

素因数の和:50293

約数の個数: 16

約数和(自身を含む): 36188640

約数和(自身を除く): 15179542

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 50261, 100522, 552871, 954959, 1105742, 1909918, 10504549, 21009098]

約数ペア:

[(1, 21009098), (2, 10504549), (11, 1909918), (19, 1105742), (22, 954959), (38, 552871), (209, 100522), (418, 50261)]