21590114

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{313}}^1\times {\mathrm{379}}^1$

素因数の和:714

約数の個数: 32

約数和(自身を含む): 40091520

約数和(自身を除く): 18501406

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 313, 379, 626, 758, 2191, 2653, 4069, 4382, 4927, 5306, 8138, 9854, 28483, 34489, 56966, 68978, 118627, 237254, 830389, 1542151, 1660778, 3084302, 10795057, 21590114]

約数ペア:

[(1, 21590114), (2, 10795057), (7, 3084302), (13, 1660778), (14, 1542151), (26, 830389), (91, 237254), (182, 118627), (313, 68978), (379, 56966), (626, 34489), (758, 28483), (2191, 9854), (2653, 8138), (4069, 5306), (4382, 4927)]