21508488

素因数分解:

$2^3\times 3^2\times {\mathrm{29}}^1\times {\mathrm{10301}}^1$

素因数の和:10342

約数の個数: 48

約数和(自身を含む): 60266700

約数和(自身を除く): 38758212

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 29, 36, 58, 72, 87, 116, 174, 232, 261, 348, 522, 696, 1044, 2088, 10301, 20602, 30903, 41204, 61806, 82408, 92709, 123612, 185418, 247224, 298729, 370836, 597458, 741672, 896187, 1194916, 1792374, 2389832, 2688561, 3584748, 5377122, 7169496, 10754244, 21508488]

約数ペア:

[(1, 21508488), (2, 10754244), (3, 7169496), (4, 5377122), (6, 3584748), (8, 2688561), (9, 2389832), (12, 1792374), (18, 1194916), (24, 896187), (29, 741672), (36, 597458), (58, 370836), (72, 298729), (87, 247224), (116, 185418), (174, 123612), (232, 92709), (261, 82408), (348, 61806), (522, 41204), (696, 30903), (1044, 20602), (2088, 10301)]