21347891714

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{173}}^1\times {\mathrm{30529}}^1$

素因数の和:30794

約数の個数: 32

約数和(自身を含む): 33658225920

約数和(自身を除く): 12310334206

約数列:

[1, 2, 43, 47, 86, 94, 173, 346, 2021, 4042, 7439, 8131, 14878, 16262, 30529, 61058, 349633, 699266, 1312747, 1434863, 2625494, 2869726, 5281517, 10563034, 61699109, 123398218, 227105231, 248231299, 454210462, 496462598, 10673945857, 21347891714]

約数ペア:

[(1, 21347891714), (2, 10673945857), (43, 496462598), (47, 454210462), (86, 248231299), (94, 227105231), (173, 123398218), (346, 61699109), (2021, 10563034), (4042, 5281517), (7439, 2869726), (8131, 2625494), (14878, 1434863), (16262, 1312747), (30529, 699266), (61058, 349633)]