21042744

素因数分解:

$2^3\times 3^1\times {\mathrm{101}}^1\times {\mathrm{8681}}^1$

素因数の和:8791

約数の個数: 32

約数和(自身を含む): 53133840

約数和(自身を除く): 32091096

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 101, 202, 303, 404, 606, 808, 1212, 2424, 8681, 17362, 26043, 34724, 52086, 69448, 104172, 208344, 876781, 1753562, 2630343, 3507124, 5260686, 7014248, 10521372, 21042744]

約数ペア:

[(1, 21042744), (2, 10521372), (3, 7014248), (4, 5260686), (6, 3507124), (8, 2630343), (12, 1753562), (24, 876781), (101, 208344), (202, 104172), (303, 69448), (404, 52086), (606, 34724), (808, 26043), (1212, 17362), (2424, 8681)]