21523884

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{1409}}^1$

素因数の和:1502

約数の個数: 48

約数和(自身を含む): 53692800

約数和(自身を除く): 32168916

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 67, 76, 114, 134, 201, 228, 268, 402, 804, 1273, 1409, 2546, 2818, 3819, 4227, 5092, 5636, 7638, 8454, 15276, 16908, 26771, 53542, 80313, 94403, 107084, 160626, 188806, 283209, 321252, 377612, 566418, 1132836, 1793657, 3587314, 5380971, 7174628, 10761942, 21523884]

約数ペア:

[(1, 21523884), (2, 10761942), (3, 7174628), (4, 5380971), (6, 3587314), (12, 1793657), (19, 1132836), (38, 566418), (57, 377612), (67, 321252), (76, 283209), (114, 188806), (134, 160626), (201, 107084), (228, 94403), (268, 80313), (402, 53542), (804, 26771), (1273, 16908), (1409, 15276), (2546, 8454), (2818, 7638), (3819, 5636), (4227, 5092)]