21444038

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{8191}}^1$

素因数の和:8228

約数の個数: 32

約数和(自身を含む): 42467328

約数和(自身を除く): 21023290

約数列:

[1, 2, 7, 11, 14, 17, 22, 34, 77, 119, 154, 187, 238, 374, 1309, 2618, 8191, 16382, 57337, 90101, 114674, 139247, 180202, 278494, 630707, 974729, 1261414, 1531717, 1949458, 3063434, 10722019, 21444038]

約数ペア:

[(1, 21444038), (2, 10722019), (7, 3063434), (11, 1949458), (14, 1531717), (17, 1261414), (22, 974729), (34, 630707), (77, 278494), (119, 180202), (154, 139247), (187, 114674), (238, 90101), (374, 57337), (1309, 16382), (2618, 8191)]