21602256

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^2\times {\mathrm{2663}}^1$

素因数の和:2700

約数の個数: 60

約数和(自身を含む): 60451488

約数和(自身を除く): 38849232

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 169, 208, 312, 338, 507, 624, 676, 1014, 1352, 2028, 2663, 2704, 4056, 5326, 7989, 8112, 10652, 15978, 21304, 31956, 34619, 42608, 63912, 69238, 103857, 127824, 138476, 207714, 276952, 415428, 450047, 553904, 830856, 900094, 1350141, 1661712, 1800188, 2700282, 3600376, 5400564, 7200752, 10801128, 21602256]

約数ペア:

[(1, 21602256), (2, 10801128), (3, 7200752), (4, 5400564), (6, 3600376), (8, 2700282), (12, 1800188), (13, 1661712), (16, 1350141), (24, 900094), (26, 830856), (39, 553904), (48, 450047), (52, 415428), (78, 276952), (104, 207714), (156, 138476), (169, 127824), (208, 103857), (312, 69238), (338, 63912), (507, 42608), (624, 34619), (676, 31956), (1014, 21304), (1352, 15978), (2028, 10652), (2663, 8112), (2704, 7989), (4056, 5326)]