21308208

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{26113}}^1$

素因数の和:26141

約数の個数: 40

約数和(自身を含む): 58286448

約数和(自身を除く): 36978240

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 68, 102, 136, 204, 272, 408, 816, 26113, 52226, 78339, 104452, 156678, 208904, 313356, 417808, 443921, 626712, 887842, 1253424, 1331763, 1775684, 2663526, 3551368, 5327052, 7102736, 10654104, 21308208]

約数ペア:

[(1, 21308208), (2, 10654104), (3, 7102736), (4, 5327052), (6, 3551368), (8, 2663526), (12, 1775684), (16, 1331763), (17, 1253424), (24, 887842), (34, 626712), (48, 443921), (51, 417808), (68, 313356), (102, 208904), (136, 156678), (204, 104452), (272, 78339), (408, 52226), (816, 26113)]