21000472

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{6007}}^1$

素因数の和:6055

約数の個数: 32

約数和(自身を含む): 43257600

約数和(自身を除く): 22257128

約数列:

[1, 2, 4, 8, 19, 23, 38, 46, 76, 92, 152, 184, 437, 874, 1748, 3496, 6007, 12014, 24028, 48056, 114133, 138161, 228266, 276322, 456532, 552644, 913064, 1105288, 2625059, 5250118, 10500236, 21000472]

約数ペア:

[(1, 21000472), (2, 10500236), (4, 5250118), (8, 2625059), (19, 1105288), (23, 913064), (38, 552644), (46, 456532), (76, 276322), (92, 228266), (152, 138161), (184, 114133), (437, 48056), (874, 24028), (1748, 12014), (3496, 6007)]