21462146

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1$

素因数の和:278

約数の個数: 32

約数和(自身を含む): 34925040

約数和(自身を除く): 13462894

約数列:

[1, 2, 29, 37, 58, 73, 74, 137, 146, 274, 1073, 2117, 2146, 2701, 3973, 4234, 5069, 5402, 7946, 10001, 10138, 20002, 78329, 147001, 156658, 290029, 294002, 370037, 580058, 740074, 10731073, 21462146]

約数ペア:

[(1, 21462146), (2, 10731073), (29, 740074), (37, 580058), (58, 370037), (73, 294002), (74, 290029), (137, 156658), (146, 147001), (274, 78329), (1073, 20002), (2117, 10138), (2146, 10001), (2701, 7946), (3973, 5402), (4234, 5069)]