21516012

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{85381}}^1$

素因数の和:85398

約数の個数: 36

約数和(自身を含む): 62158096

約数和(自身を除く): 40642084

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 85381, 170762, 256143, 341524, 512286, 597667, 768429, 1024572, 1195334, 1536858, 1793001, 2390668, 3073716, 3586002, 5379003, 7172004, 10758006, 21516012]

約数ペア:

[(1, 21516012), (2, 10758006), (3, 7172004), (4, 5379003), (6, 3586002), (7, 3073716), (9, 2390668), (12, 1793001), (14, 1536858), (18, 1195334), (21, 1024572), (28, 768429), (36, 597667), (42, 512286), (63, 341524), (84, 256143), (126, 170762), (252, 85381)]