21067673284

素因数分解:

$2^2\times 7^3\times {\mathrm{31}}^1\times {\mathrm{495337}}^1$

素因数の和:495393

約数の個数: 48

約数和(自身を含む): 44382284800

約数和(自身を除く): 23314611516

約数列:

[1, 2, 4, 7, 14, 28, 31, 49, 62, 98, 124, 196, 217, 343, 434, 686, 868, 1372, 1519, 3038, 6076, 10633, 21266, 42532, 495337, 990674, 1981348, 3467359, 6934718, 13869436, 15355447, 24271513, 30710894, 48543026, 61421788, 97086052, 107488129, 169900591, 214976258, 339801182, 429952516, 679602364, 752416903, 1504833806, 3009667612, 5266918321, 10533836642, 21067673284]

約数ペア:

[(1, 21067673284), (2, 10533836642), (4, 5266918321), (7, 3009667612), (14, 1504833806), (28, 752416903), (31, 679602364), (49, 429952516), (62, 339801182), (98, 214976258), (124, 169900591), (196, 107488129), (217, 97086052), (343, 61421788), (434, 48543026), (686, 30710894), (868, 24271513), (1372, 15355447), (1519, 13869436), (3038, 6934718), (6076, 3467359), (10633, 1981348), (21266, 990674), (42532, 495337)]