21492126

素因数分解:

$2^1\times 3^2\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{251}}^1$

素因数の和:397

約数の個数: 48

約数和(自身を含む): 48117888

約数和(自身を除く): 26625762

約数列:

[1, 2, 3, 6, 9, 18, 67, 71, 134, 142, 201, 213, 251, 402, 426, 502, 603, 639, 753, 1206, 1278, 1506, 2259, 4518, 4757, 9514, 14271, 16817, 17821, 28542, 33634, 35642, 42813, 50451, 53463, 85626, 100902, 106926, 151353, 160389, 302706, 320778, 1194007, 2388014, 3582021, 7164042, 10746063, 21492126]

約数ペア:

[(1, 21492126), (2, 10746063), (3, 7164042), (6, 3582021), (9, 2388014), (18, 1194007), (67, 320778), (71, 302706), (134, 160389), (142, 151353), (201, 106926), (213, 100902), (251, 85626), (402, 53463), (426, 50451), (502, 42813), (603, 35642), (639, 33634), (753, 28542), (1206, 17821), (1278, 16817), (1506, 14271), (2259, 9514), (4518, 4757)]