21912093

素因数分解:

$3^3\times 7^1\times {\mathrm{191}}^1\times {\mathrm{607}}^1$

素因数の和:814

約数の個数: 32

約数和(自身を含む): 37355520

約数和(自身を除く): 15443427

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 191, 573, 607, 1337, 1719, 1821, 4011, 4249, 5157, 5463, 12033, 12747, 16389, 36099, 38241, 114723, 115937, 347811, 811559, 1043433, 2434677, 3130299, 7304031, 21912093]

約数ペア:

[(1, 21912093), (3, 7304031), (7, 3130299), (9, 2434677), (21, 1043433), (27, 811559), (63, 347811), (189, 115937), (191, 114723), (573, 38241), (607, 36099), (1337, 16389), (1719, 12747), (1821, 12033), (4011, 5463), (4249, 5157)]