2021172286

素因数分解:

$2^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{17981}}^1$

素因数の和:18065

約数の個数: 48

約数和(自身を含む): 3739105152

約数和(自身を除く): 1717932866

約数列:

[1, 2, 7, 14, 31, 37, 49, 62, 74, 98, 217, 259, 434, 518, 1147, 1519, 1813, 2294, 3038, 3626, 8029, 16058, 17981, 35962, 56203, 112406, 125867, 251734, 557411, 665297, 881069, 1114822, 1330594, 1762138, 3901877, 4657079, 7803754, 9314158, 20624207, 27313139, 32599553, 41248414, 54626278, 65199106, 144369449, 288738898, 1010586143, 2021172286]

約数ペア:

[(1, 2021172286), (2, 1010586143), (7, 288738898), (14, 144369449), (31, 65199106), (37, 54626278), (49, 41248414), (62, 32599553), (74, 27313139), (98, 20624207), (217, 9314158), (259, 7803754), (434, 4657079), (518, 3901877), (1147, 1762138), (1519, 1330594), (1813, 1114822), (2294, 881069), (3038, 665297), (3626, 557411), (8029, 251734), (16058, 125867), (17981, 112406), (35962, 56203)]