21255961320

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{5367667}}^1$

素因数の和:5367695

約数の個数: 96

約数和(自身を含む): 75362058720

約数和(自身を除く): 54106097400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 88, 90, 99, 110, 120, 132, 165, 180, 198, 220, 264, 330, 360, 396, 440, 495, 660, 792, 990, 1320, 1980, 3960, 5367667, 10735334, 16103001, 21470668, 26838335, 32206002, 42941336, 48309003, 53676670, 59044337, 64412004, 80515005, 96618006, 107353340, 118088674, 128824008, 161030010, 177133011, 193236012, 214706680, 236177348, 241545015, 295221685, 322060020, 354266022, 386472024, 472354696, 483090030, 531399033, 590443370, 644120040, 708532044, 885665055, 966180060, 1062798066, 1180886740, 1417064088, 1771330110, 1932360120, 2125596132, 2361773480, 2656995165, 3542660220, 4251192264, 5313990330, 7085320440, 10627980660, 21255961320]

約数ペア:

[(1, 21255961320), (2, 10627980660), (3, 7085320440), (4, 5313990330), (5, 4251192264), (6, 3542660220), (8, 2656995165), (9, 2361773480), (10, 2125596132), (11, 1932360120), (12, 1771330110), (15, 1417064088), (18, 1180886740), (20, 1062798066), (22, 966180060), (24, 885665055), (30, 708532044), (33, 644120040), (36, 590443370), (40, 531399033), (44, 483090030), (45, 472354696), (55, 386472024), (60, 354266022), (66, 322060020), (72, 295221685), (88, 241545015), (90, 236177348), (99, 214706680), (110, 193236012), (120, 177133011), (132, 161030010), (165, 128824008), (180, 118088674), (198, 107353340), (220, 96618006), (264, 80515005), (330, 64412004), (360, 59044337), (396, 53676670), (440, 48309003), (495, 42941336), (660, 32206002), (792, 26838335), (990, 21470668), (1320, 16103001), (1980, 10735334), (3960, 5367667)]