21775656

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{571}}^1$

素因数の和:814

約数の個数: 64

約数和(自身を含む): 62599680

約数和(自身を除く): 40824024

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 227, 454, 571, 681, 908, 1142, 1362, 1589, 1713, 1816, 2284, 2724, 3178, 3426, 3997, 4568, 4767, 5448, 6356, 6852, 7994, 9534, 11991, 12712, 13704, 15988, 19068, 23982, 31976, 38136, 47964, 95928, 129617, 259234, 388851, 518468, 777702, 907319, 1036936, 1555404, 1814638, 2721957, 3110808, 3629276, 5443914, 7258552, 10887828, 21775656]

約数ペア:

[(1, 21775656), (2, 10887828), (3, 7258552), (4, 5443914), (6, 3629276), (7, 3110808), (8, 2721957), (12, 1814638), (14, 1555404), (21, 1036936), (24, 907319), (28, 777702), (42, 518468), (56, 388851), (84, 259234), (168, 129617), (227, 95928), (454, 47964), (571, 38136), (681, 31976), (908, 23982), (1142, 19068), (1362, 15988), (1589, 13704), (1713, 12712), (1816, 11991), (2284, 9534), (2724, 7994), (3178, 6852), (3426, 6356), (3997, 5448), (4568, 4767)]