21825983

素因数分解:

${\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1$

素因数の和:314

約数の個数: 16

約数和(自身を含む): 23275296

約数和(自身を除く): 1449313

約数列:

[1, 43, 53, 61, 157, 2279, 2623, 3233, 6751, 8321, 9577, 139019, 357803, 411811, 507581, 21825983]

約数ペア:

[(1, 21825983), (43, 507581), (53, 411811), (61, 357803), (157, 139019), (2279, 9577), (2623, 8321), (3233, 6751)]