20921844706

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{179}}^1\times {\mathrm{362987}}^1$

素因数の和:363198

約数の個数: 32

約数和(自身を含む): 37634595840

約数和(自身を除く): 16712751134

約数列:

[1, 2, 7, 14, 23, 46, 161, 179, 322, 358, 1253, 2506, 4117, 8234, 28819, 57638, 362987, 725974, 2540909, 5081818, 8348701, 16697402, 58440907, 64974673, 116881814, 129949346, 454822711, 909645422, 1494417479, 2988834958, 10460922353, 20921844706]

約数ペア:

[(1, 20921844706), (2, 10460922353), (7, 2988834958), (14, 1494417479), (23, 909645422), (46, 454822711), (161, 129949346), (179, 116881814), (322, 64974673), (358, 58440907), (1253, 16697402), (2506, 8348701), (4117, 5081818), (8234, 2540909), (28819, 725974), (57638, 362987)]