21933807

素因数分解:

$3^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{6917}}^1$

素因数の和:7078

約数の個数: 16

約数和(自身を含む): 33649152

約数和(自身を除く): 11715345

約数列:

[1, 3, 7, 21, 151, 453, 1057, 3171, 6917, 20751, 48419, 145257, 1044467, 3133401, 7311269, 21933807]

約数ペア:

[(1, 21933807), (3, 7311269), (7, 3133401), (21, 1044467), (151, 145257), (453, 48419), (1057, 20751), (3171, 6917)]