21893814

素因数分解:

$2^1\times 3^5\times {\mathrm{19}}^1\times {\mathrm{2371}}^1$

素因数の和:2407

約数の個数: 48

約数和(自身を含む): 51804480

約数和(自身を除く): 29910666

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 81, 114, 162, 171, 243, 342, 486, 513, 1026, 1539, 2371, 3078, 4617, 4742, 7113, 9234, 14226, 21339, 42678, 45049, 64017, 90098, 128034, 135147, 192051, 270294, 384102, 405441, 576153, 810882, 1152306, 1216323, 2432646, 3648969, 7297938, 10946907, 21893814]

約数ペア:

[(1, 21893814), (2, 10946907), (3, 7297938), (6, 3648969), (9, 2432646), (18, 1216323), (19, 1152306), (27, 810882), (38, 576153), (54, 405441), (57, 384102), (81, 270294), (114, 192051), (162, 135147), (171, 128034), (243, 90098), (342, 64017), (486, 45049), (513, 42678), (1026, 21339), (1539, 14226), (2371, 9234), (3078, 7113), (4617, 4742)]