21561504

素因数分解:

$2^5\times 3^1\times {\mathrm{19}}^1\times {\mathrm{11821}}^1$

素因数の和:11853

約数の個数: 48

約数和(自身を含む): 59582880

約数和(自身を除く): 38021376

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 32, 38, 48, 57, 76, 96, 114, 152, 228, 304, 456, 608, 912, 1824, 11821, 23642, 35463, 47284, 70926, 94568, 141852, 189136, 224599, 283704, 378272, 449198, 567408, 673797, 898396, 1134816, 1347594, 1796792, 2695188, 3593584, 5390376, 7187168, 10780752, 21561504]

約数ペア:

[(1, 21561504), (2, 10780752), (3, 7187168), (4, 5390376), (6, 3593584), (8, 2695188), (12, 1796792), (16, 1347594), (19, 1134816), (24, 898396), (32, 673797), (38, 567408), (48, 449198), (57, 378272), (76, 283704), (96, 224599), (114, 189136), (152, 141852), (228, 94568), (304, 70926), (456, 47284), (608, 35463), (912, 23642), (1824, 11821)]