21268804592

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{9994739}}^1$

素因数の和:9994773

約数の個数: 40

約数和(自身を含む): 49573910400

約数和(自身を除く): 28305105808

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 1064, 2128, 9994739, 19989478, 39978956, 69963173, 79957912, 139926346, 159915824, 189900041, 279852692, 379800082, 559705384, 759600164, 1119410768, 1329300287, 1519200328, 2658600574, 3038400656, 5317201148, 10634402296, 21268804592]

約数ペア:

[(1, 21268804592), (2, 10634402296), (4, 5317201148), (7, 3038400656), (8, 2658600574), (14, 1519200328), (16, 1329300287), (19, 1119410768), (28, 759600164), (38, 559705384), (56, 379800082), (76, 279852692), (112, 189900041), (133, 159915824), (152, 139926346), (266, 79957912), (304, 69963173), (532, 39978956), (1064, 19989478), (2128, 9994739)]