16821896

素因数分解:

$2^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{3301}}^1$

素因数の和:3334

約数の個数: 48

約数和(自身を含む): 39524940

約数和(自身を除く): 22703044

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 49, 52, 56, 91, 98, 104, 182, 196, 364, 392, 637, 728, 1274, 2548, 3301, 5096, 6602, 13204, 23107, 26408, 42913, 46214, 85826, 92428, 161749, 171652, 184856, 300391, 323498, 343304, 600782, 646996, 1201564, 1293992, 2102737, 2403128, 4205474, 8410948, 16821896]

約数ペア:

[(1, 16821896), (2, 8410948), (4, 4205474), (7, 2403128), (8, 2102737), (13, 1293992), (14, 1201564), (26, 646996), (28, 600782), (49, 343304), (52, 323498), (56, 300391), (91, 184856), (98, 171652), (104, 161749), (182, 92428), (196, 85826), (364, 46214), (392, 42913), (637, 26408), (728, 23107), (1274, 13204), (2548, 6602), (3301, 5096)]