21183138

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2693}}^1$

素因数の和:2743

約数の個数: 48

約数和(自身を含む): 50431680

約数和(自身を除く): 29248542

約数列:

[1, 2, 3, 6, 9, 18, 19, 23, 38, 46, 57, 69, 114, 138, 171, 207, 342, 414, 437, 874, 1311, 2622, 2693, 3933, 5386, 7866, 8079, 16158, 24237, 48474, 51167, 61939, 102334, 123878, 153501, 185817, 307002, 371634, 460503, 557451, 921006, 1114902, 1176841, 2353682, 3530523, 7061046, 10591569, 21183138]

約数ペア:

[(1, 21183138), (2, 10591569), (3, 7061046), (6, 3530523), (9, 2353682), (18, 1176841), (19, 1114902), (23, 921006), (38, 557451), (46, 460503), (57, 371634), (69, 307002), (114, 185817), (138, 153501), (171, 123878), (207, 102334), (342, 61939), (414, 51167), (437, 48474), (874, 24237), (1311, 16158), (2622, 8079), (2693, 7866), (3933, 5386)]