2220988

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{7211}}^1$

素因数の和:7233

約数の個数: 24

約数和(自身を含む): 4846464

約数和(自身を除く): 2625476

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 7211, 14422, 28844, 50477, 79321, 100954, 158642, 201908, 317284, 555247, 1110494, 2220988]

約数ペア:

[(1, 2220988), (2, 1110494), (4, 555247), (7, 317284), (11, 201908), (14, 158642), (22, 100954), (28, 79321), (44, 50477), (77, 28844), (154, 14422), (308, 7211)]