21732246

素因数分解:

$2^1\times 3^3\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1$

素因数の和:270

約数の個数: 64

約数和(自身を含む): 50616000

約数和(自身を除く): 28883754

約数列:

[1, 2, 3, 6, 9, 18, 27, 37, 54, 73, 74, 111, 146, 149, 219, 222, 298, 333, 438, 447, 657, 666, 894, 999, 1314, 1341, 1971, 1998, 2682, 2701, 3942, 4023, 5402, 5513, 8046, 8103, 10877, 11026, 16206, 16539, 21754, 24309, 32631, 33078, 48618, 49617, 65262, 72927, 97893, 99234, 145854, 148851, 195786, 293679, 297702, 402449, 587358, 804898, 1207347, 2414694, 3622041, 7244082, 10866123, 21732246]

約数ペア:

[(1, 21732246), (2, 10866123), (3, 7244082), (6, 3622041), (9, 2414694), (18, 1207347), (27, 804898), (37, 587358), (54, 402449), (73, 297702), (74, 293679), (111, 195786), (146, 148851), (149, 145854), (219, 99234), (222, 97893), (298, 72927), (333, 65262), (438, 49617), (447, 48618), (657, 33078), (666, 32631), (894, 24309), (999, 21754), (1314, 16539), (1341, 16206), (1971, 11026), (1998, 10877), (2682, 8103), (2701, 8046), (3942, 5513), (4023, 5402)]