21370916

素因数分解:

$2^2\times 7^1\times {\mathrm{241}}^1\times {\mathrm{3167}}^1$

素因数の和:3419

約数の個数: 24

約数和(自身を含む): 42932736

約数和(自身を除く): 21561820

約数列:

[1, 2, 4, 7, 14, 28, 241, 482, 964, 1687, 3167, 3374, 6334, 6748, 12668, 22169, 44338, 88676, 763247, 1526494, 3052988, 5342729, 10685458, 21370916]

約数ペア:

[(1, 21370916), (2, 10685458), (4, 5342729), (7, 3052988), (14, 1526494), (28, 763247), (241, 88676), (482, 44338), (964, 22169), (1687, 12668), (3167, 6748), (3374, 6334)]