21203225568

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{10517473}}^1$

素因数の和:10517496

約数の個数: 72

約数和(自身を含む): 68910489648

約数和(自身を除く): 47707264080

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 168, 224, 252, 288, 336, 504, 672, 1008, 2016, 10517473, 21034946, 31552419, 42069892, 63104838, 73622311, 84139784, 94657257, 126209676, 147244622, 168279568, 189314514, 220866933, 252419352, 294489244, 336559136, 378629028, 441733866, 504838704, 588978488, 662600799, 757258056, 883467732, 1009677408, 1177956976, 1325201598, 1514516112, 1766935464, 2355913952, 2650403196, 3029032224, 3533870928, 5300806392, 7067741856, 10601612784, 21203225568]

約数ペア:

[(1, 21203225568), (2, 10601612784), (3, 7067741856), (4, 5300806392), (6, 3533870928), (7, 3029032224), (8, 2650403196), (9, 2355913952), (12, 1766935464), (14, 1514516112), (16, 1325201598), (18, 1177956976), (21, 1009677408), (24, 883467732), (28, 757258056), (32, 662600799), (36, 588978488), (42, 504838704), (48, 441733866), (56, 378629028), (63, 336559136), (72, 294489244), (84, 252419352), (96, 220866933), (112, 189314514), (126, 168279568), (144, 147244622), (168, 126209676), (224, 94657257), (252, 84139784), (288, 73622311), (336, 63104838), (504, 42069892), (672, 31552419), (1008, 21034946), (2016, 10517473)]