21582776

素因数分解:

$2^3\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{941}}^1$

素因数の和:1055

約数の個数: 32

約数和(自身を含む): 42050880

約数和(自身を除く): 20468104

約数列:

[1, 2, 4, 8, 47, 61, 94, 122, 188, 244, 376, 488, 941, 1882, 2867, 3764, 5734, 7528, 11468, 22936, 44227, 57401, 88454, 114802, 176908, 229604, 353816, 459208, 2697847, 5395694, 10791388, 21582776]

約数ペア:

[(1, 21582776), (2, 10791388), (4, 5395694), (8, 2697847), (47, 459208), (61, 353816), (94, 229604), (122, 176908), (188, 114802), (244, 88454), (376, 57401), (488, 44227), (941, 22936), (1882, 11468), (2867, 7528), (3764, 5734)]