21456346

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{463}}^1$

素因数の和:558

約数の個数: 32

約数和(自身を含む): 36080640

約数和(自身を除く): 14624294

約数列:

[1, 2, 17, 29, 34, 47, 58, 94, 463, 493, 799, 926, 986, 1363, 1598, 2726, 7871, 13427, 15742, 21761, 23171, 26854, 43522, 46342, 228259, 369937, 456518, 631069, 739874, 1262138, 10728173, 21456346]

約数ペア:

[(1, 21456346), (2, 10728173), (17, 1262138), (29, 739874), (34, 631069), (47, 456518), (58, 369937), (94, 228259), (463, 46342), (493, 43522), (799, 26854), (926, 23171), (986, 21761), (1363, 15742), (1598, 13427), (2726, 7871)]