21746336

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{761}}^1$

素因数の和:837

約数の個数: 48

約数和(自身を含む): 46085760

約数和(自身を除く): 24339424

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 47, 76, 94, 152, 188, 304, 376, 608, 752, 761, 893, 1504, 1522, 1786, 3044, 3572, 6088, 7144, 12176, 14288, 14459, 24352, 28576, 28918, 35767, 57836, 71534, 115672, 143068, 231344, 286136, 462688, 572272, 679573, 1144544, 1359146, 2718292, 5436584, 10873168, 21746336]

約数ペア:

[(1, 21746336), (2, 10873168), (4, 5436584), (8, 2718292), (16, 1359146), (19, 1144544), (32, 679573), (38, 572272), (47, 462688), (76, 286136), (94, 231344), (152, 143068), (188, 115672), (304, 71534), (376, 57836), (608, 35767), (752, 28918), (761, 28576), (893, 24352), (1504, 14459), (1522, 14288), (1786, 12176), (3044, 7144), (3572, 6088)]