21005472

素因数分解:

$2^5\times 3^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{211}}^1$

素因数の和:302

約数の個数: 96

約数和(自身を含む): 59621184

約数和(自身を除く): 38615712

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 32, 34, 48, 51, 61, 68, 96, 102, 122, 136, 183, 204, 211, 244, 272, 366, 408, 422, 488, 544, 633, 732, 816, 844, 976, 1037, 1266, 1464, 1632, 1688, 1952, 2074, 2532, 2928, 3111, 3376, 3587, 4148, 5064, 5856, 6222, 6752, 7174, 8296, 10128, 10761, 12444, 12871, 14348, 16592, 20256, 21522, 24888, 25742, 28696, 33184, 38613, 43044, 49776, 51484, 57392, 77226, 86088, 99552, 102968, 114784, 154452, 172176, 205936, 218807, 308904, 344352, 411872, 437614, 617808, 656421, 875228, 1235616, 1312842, 1750456, 2625684, 3500912, 5251368, 7001824, 10502736, 21005472]

約数ペア:

[(1, 21005472), (2, 10502736), (3, 7001824), (4, 5251368), (6, 3500912), (8, 2625684), (12, 1750456), (16, 1312842), (17, 1235616), (24, 875228), (32, 656421), (34, 617808), (48, 437614), (51, 411872), (61, 344352), (68, 308904), (96, 218807), (102, 205936), (122, 172176), (136, 154452), (183, 114784), (204, 102968), (211, 99552), (244, 86088), (272, 77226), (366, 57392), (408, 51484), (422, 49776), (488, 43044), (544, 38613), (633, 33184), (732, 28696), (816, 25742), (844, 24888), (976, 21522), (1037, 20256), (1266, 16592), (1464, 14348), (1632, 12871), (1688, 12444), (1952, 10761), (2074, 10128), (2532, 8296), (2928, 7174), (3111, 6752), (3376, 6222), (3587, 5856), (4148, 5064)]