21944041

素因数分解:

$7^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{659}}^1$

素因数の和:804

約数の個数: 16

約数和(自身を含む): 25850880

約数和(自身を除く): 3906839

約数列:

[1, 7, 67, 71, 469, 497, 659, 4613, 4757, 33299, 44153, 46789, 309071, 327523, 3134863, 21944041]

約数ペア:

[(1, 21944041), (7, 3134863), (67, 327523), (71, 309071), (469, 46789), (497, 44153), (659, 33299), (4613, 4757)]