21712824

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{643}}^1$

素因数の和:729

約数の個数: 96

約数和(自身を含む): 68315520

約数和(自身を除く): 46602696

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 67, 72, 84, 126, 134, 168, 201, 252, 268, 402, 469, 504, 536, 603, 643, 804, 938, 1206, 1286, 1407, 1608, 1876, 1929, 2412, 2572, 2814, 3752, 3858, 4221, 4501, 4824, 5144, 5628, 5787, 7716, 8442, 9002, 11256, 11574, 13503, 15432, 16884, 18004, 23148, 27006, 33768, 36008, 40509, 43081, 46296, 54012, 81018, 86162, 108024, 129243, 162036, 172324, 258486, 301567, 324072, 344648, 387729, 516972, 603134, 775458, 904701, 1033944, 1206268, 1550916, 1809402, 2412536, 2714103, 3101832, 3618804, 5428206, 7237608, 10856412, 21712824]

約数ペア:

[(1, 21712824), (2, 10856412), (3, 7237608), (4, 5428206), (6, 3618804), (7, 3101832), (8, 2714103), (9, 2412536), (12, 1809402), (14, 1550916), (18, 1206268), (21, 1033944), (24, 904701), (28, 775458), (36, 603134), (42, 516972), (56, 387729), (63, 344648), (67, 324072), (72, 301567), (84, 258486), (126, 172324), (134, 162036), (168, 129243), (201, 108024), (252, 86162), (268, 81018), (402, 54012), (469, 46296), (504, 43081), (536, 40509), (603, 36008), (643, 33768), (804, 27006), (938, 23148), (1206, 18004), (1286, 16884), (1407, 15432), (1608, 13503), (1876, 11574), (1929, 11256), (2412, 9002), (2572, 8442), (2814, 7716), (3752, 5787), (3858, 5628), (4221, 5144), (4501, 4824)]