21822340

素因数分解:

$2^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{5483}}^1$

素因数の和:5691

約数の個数: 24

約数和(自身を含む): 46065600

約数和(自身を除く): 24243260

約数列:

[1, 2, 4, 5, 10, 20, 199, 398, 796, 995, 1990, 3980, 5483, 10966, 21932, 27415, 54830, 109660, 1091117, 2182234, 4364468, 5455585, 10911170, 21822340]

約数ペア:

[(1, 21822340), (2, 10911170), (4, 5455585), (5, 4364468), (10, 2182234), (20, 1091117), (199, 109660), (398, 54830), (796, 27415), (995, 21932), (1990, 10966), (3980, 5483)]