21036484

素因数分解:

$2^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{3701}}^1$

素因数の和:3748

約数の個数: 36

約数和(自身を含む): 44312940

約数和(自身を除く): 23276456

約数列:

[1, 2, 4, 7, 14, 28, 29, 49, 58, 98, 116, 196, 203, 406, 812, 1421, 2842, 3701, 5684, 7402, 14804, 25907, 51814, 103628, 107329, 181349, 214658, 362698, 429316, 725396, 751303, 1502606, 3005212, 5259121, 10518242, 21036484]

約数ペア:

[(1, 21036484), (2, 10518242), (4, 5259121), (7, 3005212), (14, 1502606), (28, 751303), (29, 725396), (49, 429316), (58, 362698), (98, 214658), (116, 181349), (196, 107329), (203, 103628), (406, 51814), (812, 25907), (1421, 14804), (2842, 7402), (3701, 5684)]