21106492

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{25247}}^1$

素因数の和:25281

約数の個数: 24

約数和(自身を含む): 42416640

約数和(自身を除く): 21310148

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 418, 836, 25247, 50494, 100988, 277717, 479693, 555434, 959386, 1110868, 1918772, 5276623, 10553246, 21106492]

約数ペア:

[(1, 21106492), (2, 10553246), (4, 5276623), (11, 1918772), (19, 1110868), (22, 959386), (38, 555434), (44, 479693), (76, 277717), (209, 100988), (418, 50494), (836, 25247)]