2181654

素因数分解:

$2^1\times 3^5\times {\mathrm{67}}^2$

素因数の和:151

約数の個数: 36

約数和(自身を含む): 4976244

約数和(自身を除く): 2794590

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 67, 81, 134, 162, 201, 243, 402, 486, 603, 1206, 1809, 3618, 4489, 5427, 8978, 10854, 13467, 16281, 26934, 32562, 40401, 80802, 121203, 242406, 363609, 727218, 1090827, 2181654]

約数ペア:

[(1, 2181654), (2, 1090827), (3, 727218), (6, 363609), (9, 242406), (18, 121203), (27, 80802), (54, 40401), (67, 32562), (81, 26934), (134, 16281), (162, 13467), (201, 10854), (243, 8978), (402, 5427), (486, 4489), (603, 3618), (1206, 1809)]