21478044

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{11117}}^1$

素因数の和:11154

約数の個数: 48

約数和(自身を含む): 59770368

約数和(自身を除く): 38292324

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 23, 28, 42, 46, 69, 84, 92, 138, 161, 276, 322, 483, 644, 966, 1932, 11117, 22234, 33351, 44468, 66702, 77819, 133404, 155638, 233457, 255691, 311276, 466914, 511382, 767073, 933828, 1022764, 1534146, 1789837, 3068292, 3579674, 5369511, 7159348, 10739022, 21478044]

約数ペア:

[(1, 21478044), (2, 10739022), (3, 7159348), (4, 5369511), (6, 3579674), (7, 3068292), (12, 1789837), (14, 1534146), (21, 1022764), (23, 933828), (28, 767073), (42, 511382), (46, 466914), (69, 311276), (84, 255691), (92, 233457), (138, 155638), (161, 133404), (276, 77819), (322, 66702), (483, 44468), (644, 33351), (966, 22234), (1932, 11117)]