21203604

素因数分解:

$2^2\times 3^2\times {\mathrm{53}}^1\times {\mathrm{11113}}^1$

素因数の和:11176

約数の個数: 36

約数和(自身を含む): 54614196

約数和(自身を除く): 33410592

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 53, 106, 159, 212, 318, 477, 636, 954, 1908, 11113, 22226, 33339, 44452, 66678, 100017, 133356, 200034, 400068, 588989, 1177978, 1766967, 2355956, 3533934, 5300901, 7067868, 10601802, 21203604]

約数ペア:

[(1, 21203604), (2, 10601802), (3, 7067868), (4, 5300901), (6, 3533934), (9, 2355956), (12, 1766967), (18, 1177978), (36, 588989), (53, 400068), (106, 200034), (159, 133356), (212, 100017), (318, 66678), (477, 44452), (636, 33339), (954, 22226), (1908, 11113)]