21602482

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{191}}^1$

素因数の和:354

約数の個数: 32

約数和(自身を含む): 36578304

約数和(自身を除く): 14975822

約数列:

[1, 2, 11, 22, 53, 97, 106, 191, 194, 382, 583, 1067, 1166, 2101, 2134, 4202, 5141, 10123, 10282, 18527, 20246, 37054, 56551, 111353, 113102, 203797, 222706, 407594, 981931, 1963862, 10801241, 21602482]

約数ペア:

[(1, 21602482), (2, 10801241), (11, 1963862), (22, 981931), (53, 407594), (97, 222706), (106, 203797), (191, 113102), (194, 111353), (382, 56551), (583, 37054), (1067, 20246), (1166, 18527), (2101, 10282), (2134, 10123), (4202, 5141)]