21696757977

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{1201}}^1\times {\mathrm{5807}}^1$

素因数の和:7089

約数の個数: 32

約数和(自身を含む): 31164148224

約数和(自身を除く): 9467390247

約数列:

[1, 3, 17, 51, 61, 183, 1037, 1201, 3111, 3603, 5807, 17421, 20417, 61251, 73261, 98719, 219783, 296157, 354227, 1062681, 1245437, 3736311, 6021859, 6974207, 18065577, 20922621, 118561519, 355684557, 425426627, 1276279881, 7232252659, 21696757977]

約数ペア:

[(1, 21696757977), (3, 7232252659), (17, 1276279881), (51, 425426627), (61, 355684557), (183, 118561519), (1037, 20922621), (1201, 18065577), (3111, 6974207), (3603, 6021859), (5807, 3736311), (17421, 1245437), (20417, 1062681), (61251, 354227), (73261, 296157), (98719, 219783)]