21096700919

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{163}}^1\times {\mathrm{317}}^1$

素因数の和:624

約数の個数: 64

約数和(自身を含む): 26675122176

約数和(自身を除く): 5578421257

約数列:

[1, 7, 17, 47, 73, 119, 163, 317, 329, 511, 799, 1141, 1241, 2219, 2771, 3431, 5389, 5593, 7661, 8687, 11899, 14899, 19397, 23141, 24017, 37723, 51671, 53627, 58327, 83293, 104293, 130237, 161987, 202283, 253283, 361697, 393397, 408289, 559253, 878407, 911659, 1087627, 1415981, 1772981, 2428537, 2753779, 3771983, 3914771, 6148849, 7613389, 9507301, 16999759, 18489659, 26403881, 41285129, 64123711, 66551107, 129427613, 177283201, 288995903, 448865977, 1240982407, 3013814417, 21096700919]

約数ペア:

[(1, 21096700919), (7, 3013814417), (17, 1240982407), (47, 448865977), (73, 288995903), (119, 177283201), (163, 129427613), (317, 66551107), (329, 64123711), (511, 41285129), (799, 26403881), (1141, 18489659), (1241, 16999759), (2219, 9507301), (2771, 7613389), (3431, 6148849), (5389, 3914771), (5593, 3771983), (7661, 2753779), (8687, 2428537), (11899, 1772981), (14899, 1415981), (19397, 1087627), (23141, 911659), (24017, 878407), (37723, 559253), (51671, 408289), (53627, 393397), (58327, 361697), (83293, 253283), (104293, 202283), (130237, 161987)]