21818704

素因数分解:

$2^4\times {\mathrm{601}}^1\times {\mathrm{2269}}^1$

素因数の和:2878

約数の個数: 20

約数和(自身を含む): 42362740

約数和(自身を除く): 20544036

約数列:

[1, 2, 4, 8, 16, 601, 1202, 2269, 2404, 4538, 4808, 9076, 9616, 18152, 36304, 1363669, 2727338, 5454676, 10909352, 21818704]

約数ペア:

[(1, 21818704), (2, 10909352), (4, 5454676), (8, 2727338), (16, 1363669), (601, 36304), (1202, 18152), (2269, 9616), (2404, 9076), (4538, 4808)]