21446496

素因数分解:

$2^5\times 3^2\times {\mathrm{113}}^1\times {\mathrm{659}}^1$

素因数の和:788

約数の個数: 72

約数和(自身を含む): 61621560

約数和(自身を除く): 40175064

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 113, 144, 226, 288, 339, 452, 659, 678, 904, 1017, 1318, 1356, 1808, 1977, 2034, 2636, 2712, 3616, 3954, 4068, 5272, 5424, 5931, 7908, 8136, 10544, 10848, 11862, 15816, 16272, 21088, 23724, 31632, 32544, 47448, 63264, 74467, 94896, 148934, 189792, 223401, 297868, 446802, 595736, 670203, 893604, 1191472, 1340406, 1787208, 2382944, 2680812, 3574416, 5361624, 7148832, 10723248, 21446496]

約数ペア:

[(1, 21446496), (2, 10723248), (3, 7148832), (4, 5361624), (6, 3574416), (8, 2680812), (9, 2382944), (12, 1787208), (16, 1340406), (18, 1191472), (24, 893604), (32, 670203), (36, 595736), (48, 446802), (72, 297868), (96, 223401), (113, 189792), (144, 148934), (226, 94896), (288, 74467), (339, 63264), (452, 47448), (659, 32544), (678, 31632), (904, 23724), (1017, 21088), (1318, 16272), (1356, 15816), (1808, 11862), (1977, 10848), (2034, 10544), (2636, 8136), (2712, 7908), (3616, 5931), (3954, 5424), (4068, 5272)]