21936717

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{233}}^1\times {\mathrm{317}}^1$

素因数の和:570

約数の個数: 32

約数和(自身を含む): 35717760

約数和(自身を除く): 13781043

約数列:

[1, 3, 9, 11, 27, 33, 99, 233, 297, 317, 699, 951, 2097, 2563, 2853, 3487, 6291, 7689, 8559, 10461, 23067, 31383, 69201, 73861, 94149, 221583, 664749, 812471, 1994247, 2437413, 7312239, 21936717]

約数ペア:

[(1, 21936717), (3, 7312239), (9, 2437413), (11, 1994247), (27, 812471), (33, 664749), (99, 221583), (233, 94149), (297, 73861), (317, 69201), (699, 31383), (951, 23067), (2097, 10461), (2563, 8559), (2853, 7689), (3487, 6291)]