21511104

素因数分解:

$2^6\times 3^1\times {\mathrm{199}}^1\times {\mathrm{563}}^1$

素因数の和:777

約数の個数: 56

約数和(自身を含む): 57302400

約数和(自身を除く): 35791296

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 192, 199, 398, 563, 597, 796, 1126, 1194, 1592, 1689, 2252, 2388, 3184, 3378, 4504, 4776, 6368, 6756, 9008, 9552, 12736, 13512, 18016, 19104, 27024, 36032, 38208, 54048, 108096, 112037, 224074, 336111, 448148, 672222, 896296, 1344444, 1792592, 2688888, 3585184, 5377776, 7170368, 10755552, 21511104]

約数ペア:

[(1, 21511104), (2, 10755552), (3, 7170368), (4, 5377776), (6, 3585184), (8, 2688888), (12, 1792592), (16, 1344444), (24, 896296), (32, 672222), (48, 448148), (64, 336111), (96, 224074), (192, 112037), (199, 108096), (398, 54048), (563, 38208), (597, 36032), (796, 27024), (1126, 19104), (1194, 18016), (1592, 13512), (1689, 12736), (2252, 9552), (2388, 9008), (3184, 6756), (3378, 6368), (4504, 4776)]