17971716

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{213949}}^1$

素因数の和:213963

約数の個数: 24

約数和(自身を含む): 47924800

約数和(自身を除く): 29953084

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 213949, 427898, 641847, 855796, 1283694, 1497643, 2567388, 2995286, 4492929, 5990572, 8985858, 17971716]

約数ペア:

[(1, 17971716), (2, 8985858), (3, 5990572), (4, 4492929), (6, 2995286), (7, 2567388), (12, 1497643), (14, 1283694), (21, 855796), (28, 641847), (42, 427898), (84, 213949)]