21928888

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{1621}}^1$

素因数の和:1735

約数の個数: 32

約数和(自身を含む): 43794000

約数和(自身を除く): 21865112

約数列:

[1, 2, 4, 8, 19, 38, 76, 89, 152, 178, 356, 712, 1621, 1691, 3242, 3382, 6484, 6764, 12968, 13528, 30799, 61598, 123196, 144269, 246392, 288538, 577076, 1154152, 2741111, 5482222, 10964444, 21928888]

約数ペア:

[(1, 21928888), (2, 10964444), (4, 5482222), (8, 2741111), (19, 1154152), (38, 577076), (76, 288538), (89, 246392), (152, 144269), (178, 123196), (356, 61598), (712, 30799), (1621, 13528), (1691, 12968), (3242, 6764), (3382, 6484)]