21508715932

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{1361}}^1\times {\mathrm{1861}}^1$

素因数の和:3430

約数の個数: 48

約数和(自身を含む): 41327373024

約数和(自身を除く): 19818657092

約数列:

[1, 2, 4, 11, 22, 44, 193, 386, 772, 1361, 1861, 2123, 2722, 3722, 4246, 5444, 7444, 8492, 14971, 20471, 29942, 40942, 59884, 81884, 262673, 359173, 525346, 718346, 1050692, 1436692, 2532821, 2889403, 3950903, 5065642, 5778806, 7901806, 10131284, 11557612, 15803612, 27861031, 55722062, 111444124, 488834453, 977668906, 1955337812, 5377178983, 10754357966, 21508715932]

約数ペア:

[(1, 21508715932), (2, 10754357966), (4, 5377178983), (11, 1955337812), (22, 977668906), (44, 488834453), (193, 111444124), (386, 55722062), (772, 27861031), (1361, 15803612), (1861, 11557612), (2123, 10131284), (2722, 7901806), (3722, 5778806), (4246, 5065642), (5444, 3950903), (7444, 2889403), (8492, 2532821), (14971, 1436692), (20471, 1050692), (29942, 718346), (40942, 525346), (59884, 359173), (81884, 262673)]