21413904

素因数分解:

$2^4\times 3^1\times {\mathrm{446123}}^1$

素因数の和:446134

約数の個数: 20

約数和(自身を含む): 55319376

約数和(自身を除く): 33905472

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 446123, 892246, 1338369, 1784492, 2676738, 3568984, 5353476, 7137968, 10706952, 21413904]

約数ペア:

[(1, 21413904), (2, 10706952), (3, 7137968), (4, 5353476), (6, 3568984), (8, 2676738), (12, 1784492), (16, 1338369), (24, 892246), (48, 446123)]