21443352

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{1171}}^1$

素因数の和:1296

約数の個数: 64

約数和(自身を含む): 61881600

約数和(自身を除く): 40438248

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 109, 168, 218, 327, 436, 654, 763, 872, 1171, 1308, 1526, 2289, 2342, 2616, 3052, 3513, 4578, 4684, 6104, 7026, 8197, 9156, 9368, 14052, 16394, 18312, 24591, 28104, 32788, 49182, 65576, 98364, 127639, 196728, 255278, 382917, 510556, 765834, 893473, 1021112, 1531668, 1786946, 2680419, 3063336, 3573892, 5360838, 7147784, 10721676, 21443352]

約数ペア:

[(1, 21443352), (2, 10721676), (3, 7147784), (4, 5360838), (6, 3573892), (7, 3063336), (8, 2680419), (12, 1786946), (14, 1531668), (21, 1021112), (24, 893473), (28, 765834), (42, 510556), (56, 382917), (84, 255278), (109, 196728), (168, 127639), (218, 98364), (327, 65576), (436, 49182), (654, 32788), (763, 28104), (872, 24591), (1171, 18312), (1308, 16394), (1526, 14052), (2289, 9368), (2342, 9156), (2616, 8197), (3052, 7026), (3513, 6104), (4578, 4684)]