21681482396

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{283}}^1\times {\mathrm{94351}}^1$

素因数の和:94674

約数の個数: 48

約数和(自身を含む): 45017226240

約数和(自身を除く): 23335743844

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 203, 283, 406, 566, 812, 1132, 1981, 3962, 7924, 8207, 16414, 32828, 57449, 94351, 114898, 188702, 229796, 377404, 660457, 1320914, 2641828, 2736179, 5472358, 10944716, 19153253, 26701333, 38306506, 53402666, 76613012, 106805332, 186909331, 373818662, 747637324, 774338657, 1548677314, 3097354628, 5420370599, 10840741198, 21681482396]

約数ペア:

[(1, 21681482396), (2, 10840741198), (4, 5420370599), (7, 3097354628), (14, 1548677314), (28, 774338657), (29, 747637324), (58, 373818662), (116, 186909331), (203, 106805332), (283, 76613012), (406, 53402666), (566, 38306506), (812, 26701333), (1132, 19153253), (1981, 10944716), (3962, 5472358), (7924, 2736179), (8207, 2641828), (16414, 1320914), (32828, 660457), (57449, 377404), (94351, 229796), (114898, 188702)]