21388333017

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{11801}}^1$

素因数の和:12069

約数の個数: 32

約数和(自身を含む): 29584687104

約数和(自身を除く): 8196354087

約数列:

[1, 3, 67, 71, 127, 201, 213, 381, 4757, 8509, 9017, 11801, 14271, 25527, 27051, 35403, 604139, 790667, 837871, 1498727, 1812417, 2372001, 2513613, 4496181, 56137357, 100414709, 106409617, 168412071, 301244127, 319228851, 7129444339, 21388333017]

約数ペア:

[(1, 21388333017), (3, 7129444339), (67, 319228851), (71, 301244127), (127, 168412071), (201, 106409617), (213, 100414709), (381, 56137357), (4757, 4496181), (8509, 2513613), (9017, 2372001), (11801, 1812417), (14271, 1498727), (25527, 837871), (27051, 790667), (35403, 604139)]