21140892

素因数分解:

$2^2\times 3^3\times {\mathrm{61}}^1\times {\mathrm{3209}}^1$

素因数の和:3283

約数の個数: 48

約数和(自身を含む): 55725600

約数和(自身を除く): 34584708

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 61, 108, 122, 183, 244, 366, 549, 732, 1098, 1647, 2196, 3209, 3294, 6418, 6588, 9627, 12836, 19254, 28881, 38508, 57762, 86643, 115524, 173286, 195749, 346572, 391498, 587247, 782996, 1174494, 1761741, 2348988, 3523482, 5285223, 7046964, 10570446, 21140892]

約数ペア:

[(1, 21140892), (2, 10570446), (3, 7046964), (4, 5285223), (6, 3523482), (9, 2348988), (12, 1761741), (18, 1174494), (27, 782996), (36, 587247), (54, 391498), (61, 346572), (108, 195749), (122, 173286), (183, 115524), (244, 86643), (366, 57762), (549, 38508), (732, 28881), (1098, 19254), (1647, 12836), (2196, 9627), (3209, 6588), (3294, 6418)]