521309838

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{673}}^1\times {\mathrm{18443}}^1$

素因数の和:19128

約数の個数: 32

約数和(自身を含む): 1193400576

約数和(自身を除く): 672090738

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 673, 1346, 2019, 4038, 4711, 9422, 14133, 18443, 28266, 36886, 55329, 110658, 129101, 258202, 387303, 774606, 12412139, 24824278, 37236417, 74472834, 86884973, 173769946, 260654919, 521309838]

約数ペア:

[(1, 521309838), (2, 260654919), (3, 173769946), (6, 86884973), (7, 74472834), (14, 37236417), (21, 24824278), (42, 12412139), (673, 774606), (1346, 387303), (2019, 258202), (4038, 129101), (4711, 110658), (9422, 55329), (14133, 36886), (18443, 28266)]