21931184

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{353}}^2$

素因数の和:725

約数の個数: 30

約数和(自身を含む): 46486236

約数和(自身を除く): 24555052

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 353, 706, 1412, 2824, 3883, 5648, 7766, 15532, 31064, 62128, 124609, 249218, 498436, 996872, 1370699, 1993744, 2741398, 5482796, 10965592, 21931184]

約数ペア:

[(1, 21931184), (2, 10965592), (4, 5482796), (8, 2741398), (11, 1993744), (16, 1370699), (22, 996872), (44, 498436), (88, 249218), (176, 124609), (353, 62128), (706, 31064), (1412, 15532), (2824, 7766), (3883, 5648)]