21052866

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{373}}^1\times {\mathrm{409}}^1$

素因数の和:810

約数の個数: 32

約数和(自身を含む): 44161920

約数和(自身を除く): 23109054

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 373, 409, 746, 818, 1119, 1227, 2238, 2454, 8579, 9407, 17158, 18814, 25737, 28221, 51474, 56442, 152557, 305114, 457671, 915342, 3508811, 7017622, 10526433, 21052866]

約数ペア:

[(1, 21052866), (2, 10526433), (3, 7017622), (6, 3508811), (23, 915342), (46, 457671), (69, 305114), (138, 152557), (373, 56442), (409, 51474), (746, 28221), (818, 25737), (1119, 18814), (1227, 17158), (2238, 9407), (2454, 8579)]