21760116

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{1609}}^1$

素因数の和:1653

約数の個数: 72

約数和(自身を含む): 61669440

約数和(自身を除く): 39909324

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 23, 28, 42, 46, 49, 69, 84, 92, 98, 138, 147, 161, 196, 276, 294, 322, 483, 588, 644, 966, 1127, 1609, 1932, 2254, 3218, 3381, 4508, 4827, 6436, 6762, 9654, 11263, 13524, 19308, 22526, 33789, 37007, 45052, 67578, 74014, 78841, 111021, 135156, 148028, 157682, 222042, 236523, 259049, 315364, 444084, 473046, 518098, 777147, 946092, 1036196, 1554294, 1813343, 3108588, 3626686, 5440029, 7253372, 10880058, 21760116]

約数ペア:

[(1, 21760116), (2, 10880058), (3, 7253372), (4, 5440029), (6, 3626686), (7, 3108588), (12, 1813343), (14, 1554294), (21, 1036196), (23, 946092), (28, 777147), (42, 518098), (46, 473046), (49, 444084), (69, 315364), (84, 259049), (92, 236523), (98, 222042), (138, 157682), (147, 148028), (161, 135156), (196, 111021), (276, 78841), (294, 74014), (322, 67578), (483, 45052), (588, 37007), (644, 33789), (966, 22526), (1127, 19308), (1609, 13524), (1932, 11263), (2254, 9654), (3218, 6762), (3381, 6436), (4508, 4827)]