21452596

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{383}}^1$

素因数の和:484

約数の個数: 48

約数和(自身を含む): 43868160

約数和(自身を除く): 22415564

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 67, 76, 134, 209, 268, 383, 418, 737, 766, 836, 1273, 1474, 1532, 2546, 2948, 4213, 5092, 7277, 8426, 14003, 14554, 16852, 25661, 28006, 29108, 51322, 56012, 80047, 102644, 160094, 282271, 320188, 487559, 564542, 975118, 1129084, 1950236, 5363149, 10726298, 21452596]

約数ペア:

[(1, 21452596), (2, 10726298), (4, 5363149), (11, 1950236), (19, 1129084), (22, 975118), (38, 564542), (44, 487559), (67, 320188), (76, 282271), (134, 160094), (209, 102644), (268, 80047), (383, 56012), (418, 51322), (737, 29108), (766, 28006), (836, 25661), (1273, 16852), (1474, 14554), (1532, 14003), (2546, 8426), (2948, 7277), (4213, 5092)]