16821154

素因数分解:

$2^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{227}}^1$

素因数の和:382

約数の個数: 32

約数和(自身を含む): 29767680

約数和(自身を除く): 12946526

約数列:

[1, 2, 7, 14, 67, 79, 134, 158, 227, 454, 469, 553, 938, 1106, 1589, 3178, 5293, 10586, 15209, 17933, 30418, 35866, 37051, 74102, 106463, 125531, 212926, 251062, 1201511, 2403022, 8410577, 16821154]

約数ペア:

[(1, 16821154), (2, 8410577), (7, 2403022), (14, 1201511), (67, 251062), (79, 212926), (134, 125531), (158, 106463), (227, 74102), (454, 37051), (469, 35866), (553, 30418), (938, 17933), (1106, 15209), (1589, 10586), (3178, 5293)]