21466088

素因数分解:

$2^3\times 7^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:234

約数の個数: 64

約数和(自身を含む): 47952000

約数和(自身を除く): 26485912

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 59, 73, 89, 118, 146, 178, 236, 292, 356, 413, 472, 511, 584, 623, 712, 826, 1022, 1246, 1652, 2044, 2492, 3304, 4088, 4307, 4984, 5251, 6497, 8614, 10502, 12994, 17228, 21004, 25988, 30149, 34456, 36757, 42008, 45479, 51976, 60298, 73514, 90958, 120596, 147028, 181916, 241192, 294056, 363832, 383323, 766646, 1533292, 2683261, 3066584, 5366522, 10733044, 21466088]

約数ペア:

[(1, 21466088), (2, 10733044), (4, 5366522), (7, 3066584), (8, 2683261), (14, 1533292), (28, 766646), (56, 383323), (59, 363832), (73, 294056), (89, 241192), (118, 181916), (146, 147028), (178, 120596), (236, 90958), (292, 73514), (356, 60298), (413, 51976), (472, 45479), (511, 42008), (584, 36757), (623, 34456), (712, 30149), (826, 25988), (1022, 21004), (1246, 17228), (1652, 12994), (2044, 10502), (2492, 8614), (3304, 6497), (4088, 5251), (4307, 4984)]