16742838

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{20981}}^1$

素因数の和:21012

約数の個数: 32

約数和(自身を含む): 40285440

約数和(自身を除く): 23542602

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 114, 133, 266, 399, 798, 20981, 41962, 62943, 125886, 146867, 293734, 398639, 440601, 797278, 881202, 1195917, 2391834, 2790473, 5580946, 8371419, 16742838]

約数ペア:

[(1, 16742838), (2, 8371419), (3, 5580946), (6, 2790473), (7, 2391834), (14, 1195917), (19, 881202), (21, 797278), (38, 440601), (42, 398639), (57, 293734), (114, 146867), (133, 125886), (266, 62943), (399, 41962), (798, 20981)]