21325899

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{659}}^1$

素因数の和:759

約数の個数: 32

約数和(自身を含む): 34467840

約数和(自身を除く): 13141941

約数列:

[1, 3, 7, 21, 23, 67, 69, 161, 201, 469, 483, 659, 1407, 1541, 1977, 4613, 4623, 10787, 13839, 15157, 32361, 44153, 45471, 106099, 132459, 309071, 318297, 927213, 1015519, 3046557, 7108633, 21325899]

約数ペア:

[(1, 21325899), (3, 7108633), (7, 3046557), (21, 1015519), (23, 927213), (67, 318297), (69, 309071), (161, 132459), (201, 106099), (469, 45471), (483, 44153), (659, 32361), (1407, 15157), (1541, 13839), (1977, 10787), (4613, 4623)]