21978804968

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{1159709}}^1$

素因数の和:1159841

約数の個数: 32

約数和(自身を含む): 43419542400

約数和(自身を除く): 21440737432

約数列:

[1, 2, 4, 8, 23, 46, 92, 103, 184, 206, 412, 824, 2369, 4738, 9476, 18952, 1159709, 2319418, 4638836, 9277672, 26673307, 53346614, 106693228, 119450027, 213386456, 238900054, 477800108, 955600216, 2747350621, 5494701242, 10989402484, 21978804968]

約数ペア:

[(1, 21978804968), (2, 10989402484), (4, 5494701242), (8, 2747350621), (23, 955600216), (46, 477800108), (92, 238900054), (103, 213386456), (184, 119450027), (206, 106693228), (412, 53346614), (824, 26673307), (2369, 9277672), (4738, 4638836), (9476, 2319418), (18952, 1159709)]