21772366

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1063}}^1$

素因数の和:1109

約数の個数: 48

約数和(自身を含む): 43666560

約数和(自身を除く): 21894194

約数列:

[1, 2, 7, 11, 14, 19, 22, 38, 49, 77, 98, 133, 154, 209, 266, 418, 539, 931, 1063, 1078, 1463, 1862, 2126, 2926, 7441, 10241, 11693, 14882, 20197, 20482, 23386, 40394, 52087, 81851, 104174, 141379, 163702, 222167, 282758, 444334, 572957, 989653, 1145914, 1555169, 1979306, 3110338, 10886183, 21772366]

約数ペア:

[(1, 21772366), (2, 10886183), (7, 3110338), (11, 1979306), (14, 1555169), (19, 1145914), (22, 989653), (38, 572957), (49, 444334), (77, 282758), (98, 222167), (133, 163702), (154, 141379), (209, 104174), (266, 81851), (418, 52087), (539, 40394), (931, 23386), (1063, 20482), (1078, 20197), (1463, 14882), (1862, 11693), (2126, 10241), (2926, 7441)]