21000947976

素因数分解:

$2^3\times 3^3\times {\mathrm{3313}}^1\times {\mathrm{29347}}^1$

素因数の和:32675

約数の個数: 64

約数和(自身を含む): 58355563200

約数和(自身を除く): 37354615224

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 3313, 6626, 9939, 13252, 19878, 26504, 29347, 29817, 39756, 58694, 59634, 79512, 88041, 89451, 117388, 119268, 176082, 178902, 234776, 238536, 264123, 352164, 357804, 528246, 704328, 715608, 792369, 1056492, 1584738, 2112984, 3169476, 6338952, 97226611, 194453222, 291679833, 388906444, 583359666, 777812888, 875039499, 1166719332, 1750078998, 2333438664, 2625118497, 3500157996, 5250236994, 7000315992, 10500473988, 21000947976]

約数ペア:

[(1, 21000947976), (2, 10500473988), (3, 7000315992), (4, 5250236994), (6, 3500157996), (8, 2625118497), (9, 2333438664), (12, 1750078998), (18, 1166719332), (24, 875039499), (27, 777812888), (36, 583359666), (54, 388906444), (72, 291679833), (108, 194453222), (216, 97226611), (3313, 6338952), (6626, 3169476), (9939, 2112984), (13252, 1584738), (19878, 1056492), (26504, 792369), (29347, 715608), (29817, 704328), (39756, 528246), (58694, 357804), (59634, 352164), (79512, 264123), (88041, 238536), (89451, 234776), (117388, 178902), (119268, 176082)]