21423474

素因数分解:

$2^1\times 3^3\times {\mathrm{617}}^1\times {\mathrm{643}}^1$

素因数の和:1271

約数の個数: 32

約数和(自身を含む): 47759040

約数和(自身を除く): 26335566

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 617, 643, 1234, 1286, 1851, 1929, 3702, 3858, 5553, 5787, 11106, 11574, 16659, 17361, 33318, 34722, 396731, 793462, 1190193, 2380386, 3570579, 7141158, 10711737, 21423474]

約数ペア:

[(1, 21423474), (2, 10711737), (3, 7141158), (6, 3570579), (9, 2380386), (18, 1190193), (27, 793462), (54, 396731), (617, 34722), (643, 33318), (1234, 17361), (1286, 16659), (1851, 11574), (1929, 11106), (3702, 5787), (3858, 5553)]