21092912140

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{197}}^1\times {\mathrm{50033}}^1$

素因数の和:50346

約数の個数: 48

約数和(自身を含む): 44936936352

約数和(自身を除く): 23844024212

約数列:

[1, 2, 4, 5, 10, 20, 107, 197, 214, 394, 428, 535, 788, 985, 1070, 1970, 2140, 3940, 21079, 42158, 50033, 84316, 100066, 105395, 200132, 210790, 250165, 421580, 500330, 1000660, 5353531, 9856501, 10707062, 19713002, 21414124, 26767655, 39426004, 49282505, 53535310, 98565010, 107070620, 197130020, 1054645607, 2109291214, 4218582428, 5273228035, 10546456070, 21092912140]

約数ペア:

[(1, 21092912140), (2, 10546456070), (4, 5273228035), (5, 4218582428), (10, 2109291214), (20, 1054645607), (107, 197130020), (197, 107070620), (214, 98565010), (394, 53535310), (428, 49282505), (535, 39426004), (788, 26767655), (985, 21414124), (1070, 19713002), (1970, 10707062), (2140, 9856501), (3940, 5353531), (21079, 1000660), (42158, 500330), (50033, 421580), (84316, 250165), (100066, 210790), (105395, 200132)]