21533772

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{619}}^1$

素因数の和:862

約数の個数: 48

約数和(自身を含む): 54440960

約数和(自身を除く): 32907188

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 223, 446, 619, 669, 892, 1238, 1338, 1857, 2476, 2676, 2899, 3714, 5798, 7428, 8047, 8697, 11596, 16094, 17394, 24141, 32188, 34788, 48282, 96564, 138037, 276074, 414111, 552148, 828222, 1656444, 1794481, 3588962, 5383443, 7177924, 10766886, 21533772]

約数ペア:

[(1, 21533772), (2, 10766886), (3, 7177924), (4, 5383443), (6, 3588962), (12, 1794481), (13, 1656444), (26, 828222), (39, 552148), (52, 414111), (78, 276074), (156, 138037), (223, 96564), (446, 48282), (619, 34788), (669, 32188), (892, 24141), (1238, 17394), (1338, 16094), (1857, 11596), (2476, 8697), (2676, 8047), (2899, 7428), (3714, 5798)]