21177576

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{42019}}^1$

素因数の和:42038

約数の個数: 48

約数和(自身を含む): 65551200

約数和(自身を除く): 44373624

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, 42019, 84038, 126057, 168076, 252114, 294133, 336152, 378171, 504228, 588266, 756342, 882399, 1008456, 1176532, 1512684, 1764798, 2353064, 2647197, 3025368, 3529596, 5294394, 7059192, 10588788, 21177576]

約数ペア:

[(1, 21177576), (2, 10588788), (3, 7059192), (4, 5294394), (6, 3529596), (7, 3025368), (8, 2647197), (9, 2353064), (12, 1764798), (14, 1512684), (18, 1176532), (21, 1008456), (24, 882399), (28, 756342), (36, 588266), (42, 504228), (56, 378171), (63, 336152), (72, 294133), (84, 252114), (126, 168076), (168, 126057), (252, 84038), (504, 42019)]