21698544

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{64579}}^1$

素因数の和:64597

約数の個数: 40

約数和(自身を含む): 64063360

約数和(自身を除く): 42364816

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 64579, 129158, 193737, 258316, 387474, 452053, 516632, 774948, 904106, 1033264, 1356159, 1549896, 1808212, 2712318, 3099792, 3616424, 5424636, 7232848, 10849272, 21698544]

約数ペア:

[(1, 21698544), (2, 10849272), (3, 7232848), (4, 5424636), (6, 3616424), (7, 3099792), (8, 2712318), (12, 1808212), (14, 1549896), (16, 1356159), (21, 1033264), (24, 904106), (28, 774948), (42, 516632), (48, 452053), (56, 387474), (84, 258316), (112, 193737), (168, 129158), (336, 64579)]