21349410

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{547}}^1\times {\mathrm{1301}}^1$

素因数の和:1858

約数の個数: 32

約数和(自身を含む): 51371712

約数和(自身を除く): 30022302

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 547, 1094, 1301, 1641, 2602, 2735, 3282, 3903, 5470, 6505, 7806, 8205, 13010, 16410, 19515, 39030, 711647, 1423294, 2134941, 3558235, 4269882, 7116470, 10674705, 21349410]

約数ペア:

[(1, 21349410), (2, 10674705), (3, 7116470), (5, 4269882), (6, 3558235), (10, 2134941), (15, 1423294), (30, 711647), (547, 39030), (1094, 19515), (1301, 16410), (1641, 13010), (2602, 8205), (2735, 7806), (3282, 6505), (3903, 5470)]