21208792

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{14177}}^1$

素因数の和:14211

約数の個数: 32

約数和(自身を含む): 45936720

約数和(自身を除く): 24727928

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 68, 88, 136, 187, 374, 748, 1496, 14177, 28354, 56708, 113416, 155947, 241009, 311894, 482018, 623788, 964036, 1247576, 1928072, 2651099, 5302198, 10604396, 21208792]

約数ペア:

[(1, 21208792), (2, 10604396), (4, 5302198), (8, 2651099), (11, 1928072), (17, 1247576), (22, 964036), (34, 623788), (44, 482018), (68, 311894), (88, 241009), (136, 155947), (187, 113416), (374, 56708), (748, 28354), (1496, 14177)]