21240702

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{5813}}^1$

素因数の和:5857

約数の個数: 48

約数和(自身を含む): 54419040

約数和(自身を除く): 33178338

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 29, 42, 58, 63, 87, 126, 174, 203, 261, 406, 522, 609, 1218, 1827, 3654, 5813, 11626, 17439, 34878, 40691, 52317, 81382, 104634, 122073, 168577, 244146, 337154, 366219, 505731, 732438, 1011462, 1180039, 1517193, 2360078, 3034386, 3540117, 7080234, 10620351, 21240702]

約数ペア:

[(1, 21240702), (2, 10620351), (3, 7080234), (6, 3540117), (7, 3034386), (9, 2360078), (14, 1517193), (18, 1180039), (21, 1011462), (29, 732438), (42, 505731), (58, 366219), (63, 337154), (87, 244146), (126, 168577), (174, 122073), (203, 104634), (261, 81382), (406, 52317), (522, 40691), (609, 34878), (1218, 17439), (1827, 11626), (3654, 5813)]