21023115138

素因数分解:

$2^1\times 3^3\times {\mathrm{2671}}^1\times {\mathrm{145757}}^1$

素因数の和:148439

約数の個数: 32

約数和(自身を含む): 46735845120

約数和(自身を除く): 25712729982

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 2671, 5342, 8013, 16026, 24039, 48078, 72117, 144234, 145757, 291514, 437271, 874542, 1311813, 2623626, 3935439, 7870878, 389316947, 778633894, 1167950841, 2335901682, 3503852523, 7007705046, 10511557569, 21023115138]

約数ペア:

[(1, 21023115138), (2, 10511557569), (3, 7007705046), (6, 3503852523), (9, 2335901682), (18, 1167950841), (27, 778633894), (54, 389316947), (2671, 7870878), (5342, 3935439), (8013, 2623626), (16026, 1311813), (24039, 874542), (48078, 437271), (72117, 291514), (144234, 145757)]