21021132

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{977}}^1$

素因数の和:1158

約数の個数: 48

約数和(自身を含む): 53891712

約数和(自身を除く): 32870580

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 163, 326, 489, 652, 977, 978, 1793, 1954, 1956, 2931, 3586, 3908, 5379, 5862, 7172, 10747, 10758, 11724, 21494, 21516, 32241, 42988, 64482, 128964, 159251, 318502, 477753, 637004, 955506, 1751761, 1911012, 3503522, 5255283, 7007044, 10510566, 21021132]

約数ペア:

[(1, 21021132), (2, 10510566), (3, 7007044), (4, 5255283), (6, 3503522), (11, 1911012), (12, 1751761), (22, 955506), (33, 637004), (44, 477753), (66, 318502), (132, 159251), (163, 128964), (326, 64482), (489, 42988), (652, 32241), (977, 21516), (978, 21494), (1793, 11724), (1954, 10758), (1956, 10747), (2931, 7172), (3586, 5862), (3908, 5379)]