2021216428

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1847}}^1$

素因数の和:1916

約数の個数: 144

約数和(自身を含む): 4955005440

約数和(自身を除く): 2933789012

約数列:

[1, 2, 4, 7, 11, 14, 17, 19, 22, 28, 34, 38, 44, 68, 76, 77, 119, 121, 133, 154, 187, 209, 238, 242, 266, 308, 323, 374, 418, 476, 484, 532, 646, 748, 836, 847, 1292, 1309, 1463, 1694, 1847, 2057, 2261, 2299, 2618, 2926, 3388, 3553, 3694, 4114, 4522, 4598, 5236, 5852, 7106, 7388, 8228, 9044, 9196, 12929, 14212, 14399, 16093, 20317, 24871, 25858, 28798, 31399, 32186, 35093, 39083, 40634, 49742, 51716, 57596, 62798, 64372, 70186, 78166, 81268, 99484, 125596, 140372, 142219, 156332, 219793, 223487, 245651, 273581, 284438, 345389, 386023, 439586, 446974, 491302, 547162, 568876, 596581, 690778, 772046, 879172, 893948, 982604, 1094324, 1193162, 1381556, 1544092, 1564409, 2386324, 2417723, 2702161, 3128818, 3799279, 4176067, 4246253, 4835446, 5404322, 6257636, 6562391, 7598558, 8352134, 8492506, 9670892, 10808644, 13124782, 15197116, 16704268, 16985012, 26249564, 26594953, 29723771, 45936737, 53189906, 59447542, 72186301, 91873474, 106379812, 118895084, 144372602, 183746948, 288745204, 505304107, 1010608214, 2021216428]

約数ペア:

[(1, 2021216428), (2, 1010608214), (4, 505304107), (7, 288745204), (11, 183746948), (14, 144372602), (17, 118895084), (19, 106379812), (22, 91873474), (28, 72186301), (34, 59447542), (38, 53189906), (44, 45936737), (68, 29723771), (76, 26594953), (77, 26249564), (119, 16985012), (121, 16704268), (133, 15197116), (154, 13124782), (187, 10808644), (209, 9670892), (238, 8492506), (242, 8352134), (266, 7598558), (308, 6562391), (323, 6257636), (374, 5404322), (418, 4835446), (476, 4246253), (484, 4176067), (532, 3799279), (646, 3128818), (748, 2702161), (836, 2417723), (847, 2386324), (1292, 1564409), (1309, 1544092), (1463, 1381556), (1694, 1193162), (1847, 1094324), (2057, 982604), (2261, 893948), (2299, 879172), (2618, 772046), (2926, 690778), (3388, 596581), (3553, 568876), (3694, 547162), (4114, 491302), (4522, 446974), (4598, 439586), (5236, 386023), (5852, 345389), (7106, 284438), (7388, 273581), (8228, 245651), (9044, 223487), (9196, 219793), (12929, 156332), (14212, 142219), (14399, 140372), (16093, 125596), (20317, 99484), (24871, 81268), (25858, 78166), (28798, 70186), (31399, 64372), (32186, 62798), (35093, 57596), (39083, 51716), (40634, 49742)]