21178506

素因数分解:

$2^1\times 3^1\times {\mathrm{479}}^1\times {\mathrm{7369}}^1$

素因数の和:7853

約数の個数: 16

約数和(自身を含む): 42451200

約数和(自身を除く): 21272694

約数列:

[1, 2, 3, 6, 479, 958, 1437, 2874, 7369, 14738, 22107, 44214, 3529751, 7059502, 10589253, 21178506]

約数ペア:

[(1, 21178506), (2, 10589253), (3, 7059502), (6, 3529751), (479, 44214), (958, 22107), (1437, 14738), (2874, 7369)]