21630636

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{20719}}^1$

素因数の和:20758

約数の個数: 36

約数和(自身を含む): 56565600

約数和(自身を除く): 34934964

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 87, 116, 174, 261, 348, 522, 1044, 20719, 41438, 62157, 82876, 124314, 186471, 248628, 372942, 600851, 745884, 1201702, 1802553, 2403404, 3605106, 5407659, 7210212, 10815318, 21630636]

約数ペア:

[(1, 21630636), (2, 10815318), (3, 7210212), (4, 5407659), (6, 3605106), (9, 2403404), (12, 1802553), (18, 1201702), (29, 745884), (36, 600851), (58, 372942), (87, 248628), (116, 186471), (174, 124314), (261, 82876), (348, 62157), (522, 41438), (1044, 20719)]