21449208

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{719}}^1$

素因数の和:852

約数の個数: 64

約数和(自身を含む): 59097600

約数和(自身を除く): 37648392

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 113, 132, 226, 264, 339, 452, 678, 719, 904, 1243, 1356, 1438, 2157, 2486, 2712, 2876, 3729, 4314, 4972, 5752, 7458, 7909, 8628, 9944, 14916, 15818, 17256, 23727, 29832, 31636, 47454, 63272, 81247, 94908, 162494, 189816, 243741, 324988, 487482, 649976, 893717, 974964, 1787434, 1949928, 2681151, 3574868, 5362302, 7149736, 10724604, 21449208]

約数ペア:

[(1, 21449208), (2, 10724604), (3, 7149736), (4, 5362302), (6, 3574868), (8, 2681151), (11, 1949928), (12, 1787434), (22, 974964), (24, 893717), (33, 649976), (44, 487482), (66, 324988), (88, 243741), (113, 189816), (132, 162494), (226, 94908), (264, 81247), (339, 63272), (452, 47454), (678, 31636), (719, 29832), (904, 23727), (1243, 17256), (1356, 15818), (1438, 14916), (2157, 9944), (2486, 8628), (2712, 7909), (2876, 7458), (3729, 5752), (4314, 4972)]