16721484

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{2897}}^1$

素因数の和:2954

約数の個数: 48

約数和(自身を含む): 43168608

約数和(自身を除く): 26447124

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 37, 39, 52, 74, 78, 111, 148, 156, 222, 444, 481, 962, 1443, 1924, 2886, 2897, 5772, 5794, 8691, 11588, 17382, 34764, 37661, 75322, 107189, 112983, 150644, 214378, 225966, 321567, 428756, 451932, 643134, 1286268, 1393457, 2786914, 4180371, 5573828, 8360742, 16721484]

約数ペア:

[(1, 16721484), (2, 8360742), (3, 5573828), (4, 4180371), (6, 2786914), (12, 1393457), (13, 1286268), (26, 643134), (37, 451932), (39, 428756), (52, 321567), (74, 225966), (78, 214378), (111, 150644), (148, 112983), (156, 107189), (222, 75322), (444, 37661), (481, 34764), (962, 17382), (1443, 11588), (1924, 8691), (2886, 5794), (2897, 5772)]