20211856563

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1667}}^1\times {\mathrm{7669}}^1$

素因数の和:9387

約数の個数: 32

約数和(自身を含む): 29476362240

約数和(自身を除く): 9264505677

約数列:

[1, 3, 17, 31, 51, 93, 527, 1581, 1667, 5001, 7669, 23007, 28339, 51677, 85017, 130373, 155031, 237739, 391119, 713217, 878509, 2635527, 4041563, 12124689, 12784223, 38352669, 217331791, 396310913, 651995373, 1188932739, 6737285521, 20211856563]

約数ペア:

[(1, 20211856563), (3, 6737285521), (17, 1188932739), (31, 651995373), (51, 396310913), (93, 217331791), (527, 38352669), (1581, 12784223), (1667, 12124689), (5001, 4041563), (7669, 2635527), (23007, 878509), (28339, 713217), (51677, 391119), (85017, 237739), (130373, 155031)]