21242022004

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1409}}^1\times {\mathrm{10159}}^1$

素因数の和:11632

約数の個数: 48

約数和(自身を含む): 43320614400

約数和(自身を除く): 22078592396

約数列:

[1, 2, 4, 7, 14, 28, 53, 106, 212, 371, 742, 1409, 1484, 2818, 5636, 9863, 10159, 19726, 20318, 39452, 40636, 71113, 74677, 142226, 149354, 284452, 298708, 522739, 538427, 1045478, 1076854, 2090956, 2153708, 3768989, 7537978, 14314031, 15075956, 28628062, 57256124, 100198217, 200396434, 400792868, 758643643, 1517287286, 3034574572, 5310505501, 10621011002, 21242022004]

約数ペア:

[(1, 21242022004), (2, 10621011002), (4, 5310505501), (7, 3034574572), (14, 1517287286), (28, 758643643), (53, 400792868), (106, 200396434), (212, 100198217), (371, 57256124), (742, 28628062), (1409, 15075956), (1484, 14314031), (2818, 7537978), (5636, 3768989), (9863, 2153708), (10159, 2090956), (19726, 1076854), (20318, 1045478), (39452, 538427), (40636, 522739), (71113, 298708), (74677, 284452), (142226, 149354)]