21867435

素因数分解:

$3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{3767}}^1$

素因数の和:3824

約数の個数: 32

約数和(自身を含む): 39790080

約数和(自身を除く): 17922645

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 129, 135, 215, 387, 645, 1161, 1935, 3767, 5805, 11301, 18835, 33903, 56505, 101709, 161981, 169515, 485943, 508545, 809905, 1457829, 2429715, 4373487, 7289145, 21867435]

約数ペア:

[(1, 21867435), (3, 7289145), (5, 4373487), (9, 2429715), (15, 1457829), (27, 809905), (43, 508545), (45, 485943), (129, 169515), (135, 161981), (215, 101709), (387, 56505), (645, 33903), (1161, 18835), (1935, 11301), (3767, 5805)]