21173808

素因数分解:

$2^4\times 3^1\times {\mathrm{441121}}^1$

素因数の和:441132

約数の個数: 20

約数和(自身を含む): 54699128

約数和(自身を除く): 33525320

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 441121, 882242, 1323363, 1764484, 2646726, 3528968, 5293452, 7057936, 10586904, 21173808]

約数ペア:

[(1, 21173808), (2, 10586904), (3, 7057936), (4, 5293452), (6, 3528968), (8, 2646726), (12, 1764484), (16, 1323363), (24, 882242), (48, 441121)]