21386514

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{6469}}^1$

素因数の和:6522

約数の個数: 32

約数和(自身を含む): 46584000

約数和(自身を除く): 25197486

約数列:

[1, 2, 3, 6, 19, 29, 38, 57, 58, 87, 114, 174, 551, 1102, 1653, 3306, 6469, 12938, 19407, 38814, 122911, 187601, 245822, 368733, 375202, 562803, 737466, 1125606, 3564419, 7128838, 10693257, 21386514]

約数ペア:

[(1, 21386514), (2, 10693257), (3, 7128838), (6, 3564419), (19, 1125606), (29, 737466), (38, 562803), (57, 375202), (58, 368733), (87, 245822), (114, 187601), (174, 122911), (551, 38814), (1102, 19407), (1653, 12938), (3306, 6469)]