21197814

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{509}}^1\times {\mathrm{631}}^1$

素因数の和:1156

約数の個数: 32

約数和(自身を含む): 46414080

約数和(自身を除く): 25216266

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 509, 631, 1018, 1262, 1527, 1893, 3054, 3786, 5599, 6941, 11198, 13882, 16797, 20823, 33594, 41646, 321179, 642358, 963537, 1927074, 3532969, 7065938, 10598907, 21197814]

約数ペア:

[(1, 21197814), (2, 10598907), (3, 7065938), (6, 3532969), (11, 1927074), (22, 963537), (33, 642358), (66, 321179), (509, 41646), (631, 33594), (1018, 20823), (1262, 16797), (1527, 13882), (1893, 11198), (3054, 6941), (3786, 5599)]