221121936

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{4139}}^1$

素因数の和:4213

約数の個数: 120

約数和(自身を含む): 720757440

約数和(自身を除く): 499635504

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 53, 56, 63, 72, 84, 106, 112, 126, 144, 159, 168, 212, 252, 318, 336, 371, 424, 477, 504, 636, 742, 848, 954, 1008, 1113, 1272, 1484, 1908, 2226, 2544, 2968, 3339, 3816, 4139, 4452, 5936, 6678, 7632, 8278, 8904, 12417, 13356, 16556, 17808, 24834, 26712, 28973, 33112, 37251, 49668, 53424, 57946, 66224, 74502, 86919, 99336, 115892, 149004, 173838, 198672, 219367, 231784, 260757, 298008, 347676, 438734, 463568, 521514, 596016, 658101, 695352, 877468, 1043028, 1316202, 1390704, 1535569, 1754936, 1974303, 2086056, 2632404, 3071138, 3509872, 3948606, 4172112, 4606707, 5264808, 6142276, 7897212, 9213414, 10529616, 12284552, 13820121, 15794424, 18426828, 24569104, 27640242, 31588848, 36853656, 55280484, 73707312, 110560968, 221121936]

約数ペア:

[(1, 221121936), (2, 110560968), (3, 73707312), (4, 55280484), (6, 36853656), (7, 31588848), (8, 27640242), (9, 24569104), (12, 18426828), (14, 15794424), (16, 13820121), (18, 12284552), (21, 10529616), (24, 9213414), (28, 7897212), (36, 6142276), (42, 5264808), (48, 4606707), (53, 4172112), (56, 3948606), (63, 3509872), (72, 3071138), (84, 2632404), (106, 2086056), (112, 1974303), (126, 1754936), (144, 1535569), (159, 1390704), (168, 1316202), (212, 1043028), (252, 877468), (318, 695352), (336, 658101), (371, 596016), (424, 521514), (477, 463568), (504, 438734), (636, 347676), (742, 298008), (848, 260757), (954, 231784), (1008, 219367), (1113, 198672), (1272, 173838), (1484, 149004), (1908, 115892), (2226, 99336), (2544, 86919), (2968, 74502), (3339, 66224), (3816, 57946), (4139, 53424), (4452, 49668), (5936, 37251), (6678, 33112), (7632, 28973), (8278, 26712), (8904, 24834), (12417, 17808), (13356, 16556)]