21096068

素因数分解:

$2^2\times 7^2\times {\mathrm{37}}^1\times {\mathrm{2909}}^1$

素因数の和:2964

約数の個数: 36

約数和(自身を含む): 44121420

約数和(自身を除く): 23025352

約数列:

[1, 2, 4, 7, 14, 28, 37, 49, 74, 98, 148, 196, 259, 518, 1036, 1813, 2909, 3626, 5818, 7252, 11636, 20363, 40726, 81452, 107633, 142541, 215266, 285082, 430532, 570164, 753431, 1506862, 3013724, 5274017, 10548034, 21096068]

約数ペア:

[(1, 21096068), (2, 10548034), (4, 5274017), (7, 3013724), (14, 1506862), (28, 753431), (37, 570164), (49, 430532), (74, 285082), (98, 215266), (148, 142541), (196, 107633), (259, 81452), (518, 40726), (1036, 20363), (1813, 11636), (2909, 7252), (3626, 5818)]