21869018904

素因数分解:

$2^3\times 3^1\times {\mathrm{911209121}}^1$

素因数の和:911209130

約数の個数: 16

約数和(自身を含む): 54672547320

約数和(自身を除く): 32803528416

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 911209121, 1822418242, 2733627363, 3644836484, 5467254726, 7289672968, 10934509452, 21869018904]

約数ペア:

[(1, 21869018904), (2, 10934509452), (3, 7289672968), (4, 5467254726), (6, 3644836484), (8, 2733627363), (12, 1822418242), (24, 911209121)]