21913238421

素因数分解:

$3^3\times {\mathrm{347}}^1\times {\mathrm{1283}}^1\times {\mathrm{1823}}^1$

素因数の和:3462

約数の個数: 32

約数和(自身を含む): 32600862720

約数和(自身を除く): 10687624299

約数列:

[1, 3, 9, 27, 347, 1041, 1283, 1823, 3123, 3849, 5469, 9369, 11547, 16407, 34641, 49221, 445201, 632581, 1335603, 1897743, 2338909, 4006809, 5693229, 7016727, 12020427, 17079687, 21050181, 63150543, 811601423, 2434804269, 7304412807, 21913238421]

約数ペア:

[(1, 21913238421), (3, 7304412807), (9, 2434804269), (27, 811601423), (347, 63150543), (1041, 21050181), (1283, 17079687), (1823, 12020427), (3123, 7016727), (3849, 5693229), (5469, 4006809), (9369, 2338909), (11547, 1897743), (16407, 1335603), (34641, 632581), (49221, 445201)]