19404924

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{21001}}^1$

素因数の和:21026

約数の個数: 48

約数和(自身を含む): 56453376

約数和(自身を除く): 37048452

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 66, 77, 84, 132, 154, 231, 308, 462, 924, 21001, 42002, 63003, 84004, 126006, 147007, 231011, 252012, 294014, 441021, 462022, 588028, 693033, 882042, 924044, 1386066, 1617077, 1764084, 2772132, 3234154, 4851231, 6468308, 9702462, 19404924]

約数ペア:

[(1, 19404924), (2, 9702462), (3, 6468308), (4, 4851231), (6, 3234154), (7, 2772132), (11, 1764084), (12, 1617077), (14, 1386066), (21, 924044), (22, 882042), (28, 693033), (33, 588028), (42, 462022), (44, 441021), (66, 294014), (77, 252012), (84, 231011), (132, 147007), (154, 126006), (231, 84004), (308, 63003), (462, 42002), (924, 21001)]