21967106

素因数分解:

$2^1\times 7^1\times {\mathrm{659}}^1\times {\mathrm{2381}}^1$

素因数の和:3049

約数の個数: 16

約数和(自身を含む): 37730880

約数和(自身を除く): 15763774

約数列:

[1, 2, 7, 14, 659, 1318, 2381, 4613, 4762, 9226, 16667, 33334, 1569079, 3138158, 10983553, 21967106]

約数ペア:

[(1, 21967106), (2, 10983553), (7, 3138158), (14, 1569079), (659, 33334), (1318, 16667), (2381, 9226), (4613, 4762)]