22378419

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{5003}}^1$

素因数の和:5087

約数の個数: 24

約数和(自身を含む): 37469952

約数和(自身を除く): 15091533

約数列:

[1, 3, 7, 9, 21, 63, 71, 213, 497, 639, 1491, 4473, 5003, 15009, 35021, 45027, 105063, 315189, 355213, 1065639, 2486491, 3196917, 7459473, 22378419]

約数ペア:

[(1, 22378419), (3, 7459473), (7, 3196917), (9, 2486491), (21, 1065639), (63, 355213), (71, 315189), (213, 105063), (497, 45027), (639, 35021), (1491, 15009), (4473, 5003)]