20161222641

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{18824671}}^1$

素因数の和:18824701

約数の個数: 24

約数和(自身を含む): 35239785984

約数和(自身を除く): 15078563343

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 357, 1071, 18824671, 56474013, 131772697, 169422039, 320019407, 395318091, 960058221, 1185954273, 2240135849, 2880174663, 6720407547, 20161222641]

約数ペア:

[(1, 20161222641), (3, 6720407547), (7, 2880174663), (9, 2240135849), (17, 1185954273), (21, 960058221), (51, 395318091), (63, 320019407), (119, 169422039), (153, 131772697), (357, 56474013), (1071, 18824671)]