21833784

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{43321}}^1$

素因数の和:43340

約数の個数: 48

約数和(自身を含む): 67582320

約数和(自身を除く): 45748536

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 43321, 86642, 129963, 173284, 259926, 303247, 346568, 389889, 519852, 606494, 779778, 909741, 1039704, 1212988, 1559556, 1819482, 2425976, 2729223, 3119112, 3638964, 5458446, 7277928, 10916892, 21833784]

約数ペア:

[(1, 21833784), (2, 10916892), (3, 7277928), (4, 5458446), (6, 3638964), (7, 3119112), (8, 2729223), (9, 2425976), (12, 1819482), (14, 1559556), (18, 1212988), (21, 1039704), (24, 909741), (28, 779778), (36, 606494), (42, 519852), (56, 389889), (63, 346568), (72, 303247), (84, 259926), (126, 173284), (168, 129963), (252, 86642), (504, 43321)]