21957852

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{1511}}^1$

素因数の和:1698

約数の個数: 48

約数和(自身を含む): 58931712

約数和(自身を除く): 36973860

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 173, 346, 519, 692, 1038, 1211, 1511, 2076, 2422, 3022, 3633, 4533, 4844, 6044, 7266, 9066, 10577, 14532, 18132, 21154, 31731, 42308, 63462, 126924, 261403, 522806, 784209, 1045612, 1568418, 1829821, 3136836, 3659642, 5489463, 7319284, 10978926, 21957852]

約数ペア:

[(1, 21957852), (2, 10978926), (3, 7319284), (4, 5489463), (6, 3659642), (7, 3136836), (12, 1829821), (14, 1568418), (21, 1045612), (28, 784209), (42, 522806), (84, 261403), (173, 126924), (346, 63462), (519, 42308), (692, 31731), (1038, 21154), (1211, 18132), (1511, 14532), (2076, 10577), (2422, 9066), (3022, 7266), (3633, 6044), (4533, 4844)]