21806528

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{227}}^1$

素因数の和:337

約数の個数: 56

約数和(自身を含む): 46329600

約数和(自身を除く): 24523072

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 79, 152, 158, 227, 304, 316, 454, 608, 632, 908, 1216, 1264, 1501, 1816, 2528, 3002, 3632, 4313, 5056, 6004, 7264, 8626, 12008, 14528, 17252, 17933, 24016, 34504, 35866, 48032, 69008, 71732, 96064, 138016, 143464, 276032, 286928, 340727, 573856, 681454, 1147712, 1362908, 2725816, 5451632, 10903264, 21806528]

約数ペア:

[(1, 21806528), (2, 10903264), (4, 5451632), (8, 2725816), (16, 1362908), (19, 1147712), (32, 681454), (38, 573856), (64, 340727), (76, 286928), (79, 276032), (152, 143464), (158, 138016), (227, 96064), (304, 71732), (316, 69008), (454, 48032), (608, 35866), (632, 34504), (908, 24016), (1216, 17933), (1264, 17252), (1501, 14528), (1816, 12008), (2528, 8626), (3002, 7264), (3632, 6004), (4313, 5056)]