21416250723

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{5503}}^1\times {\mathrm{3943}}^1$

素因数の和:9503

約数の個数: 32

約数和(自身を含む): 33343143936

約数和(自身を除く): 11926893213

約数列:

[1, 3, 7, 21, 47, 141, 329, 987, 3943, 5503, 11829, 16509, 27601, 38521, 82803, 115563, 185321, 258641, 555963, 775923, 1297247, 1810487, 3891741, 5431461, 21698329, 65094987, 151888303, 455664909, 1019821463, 3059464389, 7138750241, 21416250723]

約数ペア:

[(1, 21416250723), (3, 7138750241), (7, 3059464389), (21, 1019821463), (47, 455664909), (141, 151888303), (329, 65094987), (987, 21698329), (3943, 5431461), (5503, 3891741), (11829, 1810487), (16509, 1297247), (27601, 775923), (38521, 555963), (82803, 258641), (115563, 185321)]