21881592

素因数分解:

$2^3\times 3^2\times {\mathrm{127}}^1\times {\mathrm{2393}}^1$

素因数の和:2532

約数の個数: 48

約数和(自身を含む): 59754240

約数和(自身を除く): 37872648

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 127, 254, 381, 508, 762, 1016, 1143, 1524, 2286, 2393, 3048, 4572, 4786, 7179, 9144, 9572, 14358, 19144, 21537, 28716, 43074, 57432, 86148, 172296, 303911, 607822, 911733, 1215644, 1823466, 2431288, 2735199, 3646932, 5470398, 7293864, 10940796, 21881592]

約数ペア:

[(1, 21881592), (2, 10940796), (3, 7293864), (4, 5470398), (6, 3646932), (8, 2735199), (9, 2431288), (12, 1823466), (18, 1215644), (24, 911733), (36, 607822), (72, 303911), (127, 172296), (254, 86148), (381, 57432), (508, 43074), (762, 28716), (1016, 21537), (1143, 19144), (1524, 14358), (2286, 9572), (2393, 9144), (3048, 7179), (4572, 4786)]