21026692

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{523}}^1$

素因数の和:592

約数の個数: 36

約数和(自身を含む): 40568080

約数和(自身を除く): 19541388

約数列:

[1, 2, 4, 19, 23, 38, 46, 76, 92, 437, 523, 529, 874, 1046, 1058, 1748, 2092, 2116, 9937, 10051, 12029, 19874, 20102, 24058, 39748, 40204, 48116, 228551, 276667, 457102, 553334, 914204, 1106668, 5256673, 10513346, 21026692]

約数ペア:

[(1, 21026692), (2, 10513346), (4, 5256673), (19, 1106668), (23, 914204), (38, 553334), (46, 457102), (76, 276667), (92, 228551), (437, 48116), (523, 40204), (529, 39748), (874, 24058), (1046, 20102), (1058, 19874), (1748, 12029), (2092, 10051), (2116, 9937)]