21572298

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1579}}^1$

素因数の和:1624

約数の個数: 64

約数和(自身を含む): 54604800

約数和(自身を除く): 33032502

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 23, 27, 33, 46, 54, 66, 69, 99, 138, 198, 207, 253, 297, 414, 506, 594, 621, 759, 1242, 1518, 1579, 2277, 3158, 4554, 4737, 6831, 9474, 13662, 14211, 17369, 28422, 34738, 36317, 42633, 52107, 72634, 85266, 104214, 108951, 156321, 217902, 312642, 326853, 399487, 468963, 653706, 798974, 937926, 980559, 1198461, 1961118, 2396922, 3595383, 7190766, 10786149, 21572298]

約数ペア:

[(1, 21572298), (2, 10786149), (3, 7190766), (6, 3595383), (9, 2396922), (11, 1961118), (18, 1198461), (22, 980559), (23, 937926), (27, 798974), (33, 653706), (46, 468963), (54, 399487), (66, 326853), (69, 312642), (99, 217902), (138, 156321), (198, 108951), (207, 104214), (253, 85266), (297, 72634), (414, 52107), (506, 42633), (594, 36317), (621, 34738), (759, 28422), (1242, 17369), (1518, 14211), (1579, 13662), (2277, 9474), (3158, 6831), (4554, 4737)]