21403314

素因数分解:

$2^1\times 3^2\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{193}}^1$

素因数の和:363

約数の個数: 48

約数和(自身を含む): 47847384

約数和(自身を除く): 26444070

約数列:

[1, 2, 3, 6, 9, 18, 61, 101, 122, 183, 193, 202, 303, 366, 386, 549, 579, 606, 909, 1098, 1158, 1737, 1818, 3474, 6161, 11773, 12322, 18483, 19493, 23546, 35319, 36966, 38986, 55449, 58479, 70638, 105957, 110898, 116958, 175437, 211914, 350874, 1189073, 2378146, 3567219, 7134438, 10701657, 21403314]

約数ペア:

[(1, 21403314), (2, 10701657), (3, 7134438), (6, 3567219), (9, 2378146), (18, 1189073), (61, 350874), (101, 211914), (122, 175437), (183, 116958), (193, 110898), (202, 105957), (303, 70638), (366, 58479), (386, 55449), (549, 38986), (579, 36966), (606, 35319), (909, 23546), (1098, 19493), (1158, 18483), (1737, 12322), (1818, 11773), (3474, 6161)]