21114996

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{1453}}^1$

素因数の和:1640

約数の個数: 48

約数和(自身を含む): 56671104

約数和(自身を除く): 35556108

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 173, 346, 519, 692, 1038, 1211, 1453, 2076, 2422, 2906, 3633, 4359, 4844, 5812, 7266, 8718, 10171, 14532, 17436, 20342, 30513, 40684, 61026, 122052, 251369, 502738, 754107, 1005476, 1508214, 1759583, 3016428, 3519166, 5278749, 7038332, 10557498, 21114996]

約数ペア:

[(1, 21114996), (2, 10557498), (3, 7038332), (4, 5278749), (6, 3519166), (7, 3016428), (12, 1759583), (14, 1508214), (21, 1005476), (28, 754107), (42, 502738), (84, 251369), (173, 122052), (346, 61026), (519, 40684), (692, 30513), (1038, 20342), (1211, 17436), (1453, 14532), (2076, 10171), (2422, 8718), (2906, 7266), (3633, 5812), (4359, 4844)]