21183648

素因数分解:

$2^5\times 3^1\times {\mathrm{220663}}^1$

素因数の和:220676

約数の個数: 24

約数和(自身を含む): 55607328

約数和(自身を除く): 34423680

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 220663, 441326, 661989, 882652, 1323978, 1765304, 2647956, 3530608, 5295912, 7061216, 10591824, 21183648]

約数ペア:

[(1, 21183648), (2, 10591824), (3, 7061216), (4, 5295912), (6, 3530608), (8, 2647956), (12, 1765304), (16, 1323978), (24, 882652), (32, 661989), (48, 441326), (96, 220663)]