21852216

素因数分解:

$2^3\times 3^2\times {\mathrm{223}}^1\times {\mathrm{1361}}^1$

素因数の和:1596

約数の個数: 48

約数和(自身を含む): 59492160

約数和(自身を除く): 37639944

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 223, 446, 669, 892, 1338, 1361, 1784, 2007, 2676, 2722, 4014, 4083, 5352, 5444, 8028, 8166, 10888, 12249, 16056, 16332, 24498, 32664, 48996, 97992, 303503, 607006, 910509, 1214012, 1821018, 2428024, 2731527, 3642036, 5463054, 7284072, 10926108, 21852216]

約数ペア:

[(1, 21852216), (2, 10926108), (3, 7284072), (4, 5463054), (6, 3642036), (8, 2731527), (9, 2428024), (12, 1821018), (18, 1214012), (24, 910509), (36, 607006), (72, 303503), (223, 97992), (446, 48996), (669, 32664), (892, 24498), (1338, 16332), (1361, 16056), (1784, 12249), (2007, 10888), (2676, 8166), (2722, 8028), (4014, 5444), (4083, 5352)]