21941295

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{461}}^1$

素因数の和:655

約数の個数: 32

約数和(自身を含む): 37255680

約数和(自身を除く): 15314385

約数列:

[1, 3, 5, 15, 19, 57, 95, 167, 285, 461, 501, 835, 1383, 2305, 2505, 3173, 6915, 8759, 9519, 15865, 26277, 43795, 47595, 76987, 131385, 230961, 384935, 1154805, 1462753, 4388259, 7313765, 21941295]

約数ペア:

[(1, 21941295), (3, 7313765), (5, 4388259), (15, 1462753), (19, 1154805), (57, 384935), (95, 230961), (167, 131385), (285, 76987), (461, 47595), (501, 43795), (835, 26277), (1383, 15865), (2305, 9519), (2505, 8759), (3173, 6915)]