21455994

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{359}}^1\times {\mathrm{1423}}^1$

素因数の和:1794

約数の個数: 32

約数和(自身を含む): 49213440

約数和(自身を除く): 27757446

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 359, 718, 1077, 1423, 2154, 2513, 2846, 4269, 5026, 7539, 8538, 9961, 15078, 19922, 29883, 59766, 510857, 1021714, 1532571, 3065142, 3575999, 7151998, 10727997, 21455994]

約数ペア:

[(1, 21455994), (2, 10727997), (3, 7151998), (6, 3575999), (7, 3065142), (14, 1532571), (21, 1021714), (42, 510857), (359, 59766), (718, 29883), (1077, 19922), (1423, 15078), (2154, 9961), (2513, 8538), (2846, 7539), (4269, 5026)]