21100284

素因数分解:

$2^2\times 3^3\times {\mathrm{29}}^1\times {\mathrm{6737}}^1$

素因数の和:6779

約数の個数: 48

約数和(自身を含む): 56599200

約数和(自身を除く): 35498916

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 29, 36, 54, 58, 87, 108, 116, 174, 261, 348, 522, 783, 1044, 1566, 3132, 6737, 13474, 20211, 26948, 40422, 60633, 80844, 121266, 181899, 195373, 242532, 363798, 390746, 586119, 727596, 781492, 1172238, 1758357, 2344476, 3516714, 5275071, 7033428, 10550142, 21100284]

約数ペア:

[(1, 21100284), (2, 10550142), (3, 7033428), (4, 5275071), (6, 3516714), (9, 2344476), (12, 1758357), (18, 1172238), (27, 781492), (29, 727596), (36, 586119), (54, 390746), (58, 363798), (87, 242532), (108, 195373), (116, 181899), (174, 121266), (261, 80844), (348, 60633), (522, 40422), (783, 26948), (1044, 20211), (1566, 13474), (3132, 6737)]