21845434

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{191}}^1$

素因数の和:342

約数の個数: 32

約数和(自身を含む): 36578304

約数和(自身を除く): 14732870

約数列:

[1, 2, 13, 26, 53, 83, 106, 166, 191, 382, 689, 1079, 1378, 2158, 2483, 4399, 4966, 8798, 10123, 15853, 20246, 31706, 57187, 114374, 131599, 206089, 263198, 412178, 840209, 1680418, 10922717, 21845434]

約数ペア:

[(1, 21845434), (2, 10922717), (13, 1680418), (26, 840209), (53, 412178), (83, 263198), (106, 206089), (166, 131599), (191, 114374), (382, 57187), (689, 31706), (1079, 20246), (1378, 15853), (2158, 10123), (2483, 8798), (4399, 4966)]