21270312

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{6029}}^1$

素因数の和:6055

約数の個数: 72

約数和(自身を含む): 67023450

約数和(自身を除く): 45753138

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 49, 56, 63, 72, 84, 98, 126, 147, 168, 196, 252, 294, 392, 441, 504, 588, 882, 1176, 1764, 3528, 6029, 12058, 18087, 24116, 36174, 42203, 48232, 54261, 72348, 84406, 108522, 126609, 144696, 168812, 217044, 253218, 295421, 337624, 379827, 434088, 506436, 590842, 759654, 886263, 1012872, 1181684, 1519308, 1772526, 2363368, 2658789, 3038616, 3545052, 5317578, 7090104, 10635156, 21270312]

約数ペア:

[(1, 21270312), (2, 10635156), (3, 7090104), (4, 5317578), (6, 3545052), (7, 3038616), (8, 2658789), (9, 2363368), (12, 1772526), (14, 1519308), (18, 1181684), (21, 1012872), (24, 886263), (28, 759654), (36, 590842), (42, 506436), (49, 434088), (56, 379827), (63, 337624), (72, 295421), (84, 253218), (98, 217044), (126, 168812), (147, 144696), (168, 126609), (196, 108522), (252, 84406), (294, 72348), (392, 54261), (441, 48232), (504, 42203), (588, 36174), (882, 24116), (1176, 18087), (1764, 12058), (3528, 6029)]