21329364

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{8191}}^1$

素因数の和:8236

約数の個数: 48

約数和(自身を含む): 58720256

約数和(自身を除く): 37390892

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 31, 42, 62, 84, 93, 124, 186, 217, 372, 434, 651, 868, 1302, 2604, 8191, 16382, 24573, 32764, 49146, 57337, 98292, 114674, 172011, 229348, 253921, 344022, 507842, 688044, 761763, 1015684, 1523526, 1777447, 3047052, 3554894, 5332341, 7109788, 10664682, 21329364]

約数ペア:

[(1, 21329364), (2, 10664682), (3, 7109788), (4, 5332341), (6, 3554894), (7, 3047052), (12, 1777447), (14, 1523526), (21, 1015684), (28, 761763), (31, 688044), (42, 507842), (62, 344022), (84, 253921), (93, 229348), (124, 172011), (186, 114674), (217, 98292), (372, 57337), (434, 49146), (651, 32764), (868, 24573), (1302, 16382), (2604, 8191)]