21821544

素因数分解:

$2^3\times 3^2\times {\mathrm{199}}^1\times {\mathrm{1523}}^1$

素因数の和:1734

約数の個数: 48

約数和(自身を含む): 59436000

約数和(自身を除く): 37614456

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 199, 398, 597, 796, 1194, 1523, 1592, 1791, 2388, 3046, 3582, 4569, 4776, 6092, 7164, 9138, 12184, 13707, 14328, 18276, 27414, 36552, 54828, 109656, 303077, 606154, 909231, 1212308, 1818462, 2424616, 2727693, 3636924, 5455386, 7273848, 10910772, 21821544]

約数ペア:

[(1, 21821544), (2, 10910772), (3, 7273848), (4, 5455386), (6, 3636924), (8, 2727693), (9, 2424616), (12, 1818462), (18, 1212308), (24, 909231), (36, 606154), (72, 303077), (199, 109656), (398, 54828), (597, 36552), (796, 27414), (1194, 18276), (1523, 14328), (1592, 13707), (1791, 12184), (2388, 9138), (3046, 7164), (3582, 6092), (4569, 4776)]