21760284

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19927}}^1$

素因数の和:19954

約数の個数: 48

約数和(自身を含む): 62494208

約数和(自身を除く): 40733924

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 78, 84, 91, 156, 182, 273, 364, 546, 1092, 19927, 39854, 59781, 79708, 119562, 139489, 239124, 259051, 278978, 418467, 518102, 557956, 777153, 836934, 1036204, 1554306, 1673868, 1813357, 3108612, 3626714, 5440071, 7253428, 10880142, 21760284]

約数ペア:

[(1, 21760284), (2, 10880142), (3, 7253428), (4, 5440071), (6, 3626714), (7, 3108612), (12, 1813357), (13, 1673868), (14, 1554306), (21, 1036204), (26, 836934), (28, 777153), (39, 557956), (42, 518102), (52, 418467), (78, 278978), (84, 259051), (91, 239124), (156, 139489), (182, 119562), (273, 79708), (364, 59781), (546, 39854), (1092, 19927)]