21301968

素因数分解:

$2^4\times 3^1\times {\mathrm{443791}}^1$

素因数の和:443802

約数の個数: 20

約数和(自身を含む): 55030208

約数和(自身を除く): 33728240

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 443791, 887582, 1331373, 1775164, 2662746, 3550328, 5325492, 7100656, 10650984, 21301968]

約数ペア:

[(1, 21301968), (2, 10650984), (3, 7100656), (4, 5325492), (6, 3550328), (8, 2662746), (12, 1775164), (16, 1331373), (24, 887582), (48, 443791)]