21157682

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{1151}}^1$

素因数の和:1274

約数の個数: 32

約数和(自身を含む): 39481344

約数和(自身を除く): 18323662

約数列:

[1, 2, 7, 13, 14, 26, 91, 101, 182, 202, 707, 1151, 1313, 1414, 2302, 2626, 8057, 9191, 14963, 16114, 18382, 29926, 104741, 116251, 209482, 232502, 813757, 1511263, 1627514, 3022526, 10578841, 21157682]

約数ペア:

[(1, 21157682), (2, 10578841), (7, 3022526), (13, 1627514), (14, 1511263), (26, 813757), (91, 232502), (101, 209482), (182, 116251), (202, 104741), (707, 29926), (1151, 18382), (1313, 16114), (1414, 14963), (2302, 9191), (2626, 8057)]