21358344

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{127133}}^1$

素因数の和:127149

約数の個数: 32

約数和(自身を含む): 61024320

約数和(自身を除く): 39665976

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 127133, 254266, 381399, 508532, 762798, 889931, 1017064, 1525596, 1779862, 2669793, 3051192, 3559724, 5339586, 7119448, 10679172, 21358344]

約数ペア:

[(1, 21358344), (2, 10679172), (3, 7119448), (4, 5339586), (6, 3559724), (7, 3051192), (8, 2669793), (12, 1779862), (14, 1525596), (21, 1017064), (24, 889931), (28, 762798), (42, 508532), (56, 381399), (84, 254266), (168, 127133)]