21323856

素因数分解:

$2^4\times 3^1\times {\mathrm{71}}^1\times {\mathrm{6257}}^1$

素因数の和:6339

約数の個数: 40

約数和(自身を含む): 55871424

約数和(自身を除く): 34547568

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 71, 142, 213, 284, 426, 568, 852, 1136, 1704, 3408, 6257, 12514, 18771, 25028, 37542, 50056, 75084, 100112, 150168, 300336, 444247, 888494, 1332741, 1776988, 2665482, 3553976, 5330964, 7107952, 10661928, 21323856]

約数ペア:

[(1, 21323856), (2, 10661928), (3, 7107952), (4, 5330964), (6, 3553976), (8, 2665482), (12, 1776988), (16, 1332741), (24, 888494), (48, 444247), (71, 300336), (142, 150168), (213, 100112), (284, 75084), (426, 50056), (568, 37542), (852, 25028), (1136, 18771), (1704, 12514), (3408, 6257)]